County police
Encyclopedia
County police are the police
Police
The police is a personification of the state designated to put in practice the enforced law, protect property and reduce civil disorder in civilian matters. Their powers include the legitimized use of force...

 of a county
County
A county is a jurisdiction of local government in certain modern nations. Historically in mainland Europe, the original French term, comté, and its equivalents in other languages denoted a jurisdiction under the sovereignty of a count A county is a jurisdiction of local government in certain...

 in the United States
United States
The United States of America is a federal constitutional republic comprising fifty states and a federal district...

, Sweden
Sweden
Sweden , officially the Kingdom of Sweden , is a Nordic country on the Scandinavian Peninsula in Northern Europe. Sweden borders with Norway and Finland and is connected to Denmark by a bridge-tunnel across the Öresund....

 and England
England
England is a country that is part of the United Kingdom. It shares land borders with Scotland to the north and Wales to the west; the Irish Sea is to the north west, the Celtic Sea to the south west, with the North Sea to the east and the English Channel to the south separating it from continental...

 (formerly in Scotland
Scotland
Scotland is a country that is part of the United Kingdom. Occupying the northern third of the island of Great Britain, it shares a border with England to the south and is bounded by the North Sea to the east, the Atlantic Ocean to the north and west, and the North Channel and Irish Sea to the...

 and Wales
Wales
Wales is a country that is part of the United Kingdom and the island of Great Britain, bordered by England to its east and the Atlantic Ocean and Irish Sea to its west. It has a population of three million, and a total area of 20,779 km²...

).

Sweden

All of the 21 Counties of Sweden
Counties of Sweden
The Counties of Sweden are the first level administrative and political subdivisions of Sweden. Sweden is divided into 21 counties. The counties were established in 1634 on Count Axel Oxenstierna's initiative, superseding the historical provinces of Sweden to introduce a modern administration...

 contains a County Police Department of the Swedish Police Service
Swedish Police Service
The Swedish Police Service is a collection of Government agencies concerned with police matters in Sweden. The Swedish Police Service consists of 28,500 employees of which 39 per cent are women. The staff consists of 20,000 police officers of which 25 per cent are women and 8,500 civilian staff of...

.

United Kingdom

In England, the police
Policing in the United Kingdom
Law enforcement in the United Kingdom is organised separately in each of the legal systems of the United Kingdom: England & Wales, Northern Ireland and Scotland ....

 are divided into regional forces based on counties (sometimes amalgamations of two or three counties), which all provide full services throughout their districts.

Police forces in Scotland
Scotland
Scotland is a country that is part of the United Kingdom. Occupying the northern third of the island of Great Britain, it shares a border with England to the south and is bounded by the North Sea to the east, the Atlantic Ocean to the north and west, and the North Channel and Irish Sea to the...

 and Wales
Wales
Wales is a country that is part of the United Kingdom and the island of Great Britain, bordered by England to its east and the Atlantic Ocean and Irish Sea to its west. It has a population of three million, and a total area of 20,779 km²...

 also used to be organised on a county basis, but are now amalgamated into a number of larger regional forces: eight in Scotland and four in Wales.

Northern Ireland
Northern Ireland
Northern Ireland is one of the four countries of the United Kingdom. Situated in the north-east of the island of Ireland, it shares a border with the Republic of Ireland to the south and west...

 is historically policed on a national basis, first by the Royal Irish Constabulary
Royal Irish Constabulary
The armed Royal Irish Constabulary was Ireland's major police force for most of the nineteenth and the early twentieth centuries. A separate civic police force, the unarmed Dublin Metropolitan Police controlled the capital, and the cities of Derry and Belfast, originally with their own police...

, then the Royal Ulster Constabulary
Royal Ulster Constabulary
The Royal Ulster Constabulary was the name of the police force in Northern Ireland from 1922 to 2000. Following the awarding of the George Cross in 2000, it was subsequently known as the Royal Ulster Constabulary GC. It was founded on 1 June 1922 out of the Royal Irish Constabulary...

, which was reformed in 2001 as the Police Service of Northern Ireland
Police Service of Northern Ireland
The Police Service of Northern Ireland is the police force that serves Northern Ireland. It is the successor to the Royal Ulster Constabulary which, in turn, was the successor to the Royal Irish Constabulary in Northern Ireland....

. Northern Ireland has never been policed on a county basis.

United States

Depending on the jurisdiction, in the United States, county police tend to exist only in metropolitan counties and have countywide jurisdiction. In some areas, there is a sheriff
Sheriff
A sheriff is in principle a legal official with responsibility for a county. In practice, the specific combination of legal, political, and ceremonial duties of a sheriff varies greatly from country to country....

's department which only handles issues such as service of papers such as a constable
Constable
A constable is a person holding a particular office, most commonly in law enforcement. The office of constable can vary significantly in different jurisdictions.-Etymology:...

 in other areas, along with security for the local courthouse. In other areas, there are no county police and the local sheriff is the exclusive law enforcement agency and acts as both sheriff and county police, which is much more common than there being a separate county police force. County police tend to fall into three broad categories:
  • Full-service police departments, which provide the full spectrum of police services to the entire county, irrespective of local communities, and may provide contractual security police
    Security police
    In some countries, including the United States, security police are those persons, employed by or for a governmental agency, who provide police and security services to those agencies' properties....

     services to special districts within the county.
    • Hawaii has only county police; there are no local police.
  • Limited service police departments, which provide services to unincorporated areas of the county (and may provide services to some incorporated areas by contract), and usually provide contractual security police services to special districts within the county.
  • Restricted service police departments, which provide security police
    Security police
    In some countries, including the United States, security police are those persons, employed by or for a governmental agency, who provide police and security services to those agencies' properties....

     duties to county owned and operated facilities and parks. Some may also perform some road patrol duties on county built and maintained roads, and provide support to municipal police departments in the county.


Note: County detective
County detective
County Detectives are employed by the District Attorney's Office of their respective county. County Detectives generally exist in Northeastern states, such as New Jersey and Pennsylvania, where the County Sheriff primarily performs court-related duties....

s, who are maintained in the northeastern states by county attorney
County attorney
A county attorney in many areas of the United States is the chief legal officer for a county or local judicial district. It is usually an elected position...

s' offices, fall within this category.

US departments

There are 3141 counties in the United States and some county police departments are:

A to M

  • Albemarle County Police Department, Albemarle County, Virginia
    Albemarle County, Virginia
    As of the census of 2000, there were 79,236 people, 31,876 households, and 21,070 families residing in the county. The population density was 110 people per square mile . There were 33,720 housing units at an average density of 47 per square mile...

     - full service
  • Allegany County Bureau of Police, Allegany County, Maryland
    Allegany County, Maryland
    Allegany County is a county located in the northwestern part of the US state of Maryland. It is part of the Cumberland, MD-WV Metropolitan Statistical Area. As of 2010, the population was 75,087. Its county seat is Cumberland...

     - full service, a division of the Allegany County Sheriff's Office.
  • Allegheny County Police Department
    Allegheny County Police Department
    The Allegheny County Police Department is a Police Department which patrols the Pittsburgh International Airport, the Allegheny County Airport, and county-owned properties and parks, including North Park and South Park...

    , Allegheny County, Pennsylvania
    Allegheny County, Pennsylvania
    Allegheny County is a county in the southwestern part of the U.S. state of Pennsylvania. As of the 2010 census, the population was 1,223,348; making it the second most populous county in Pennsylvania, following Philadelphia County. The county seat is Pittsburgh...

     - restricted service limited to county parks and facilities
  • Anne Arundel County Police Department
    Anne Arundel County Police Department
    The Anne Arundel County Police Department is the primary law enforcement agency of Anne Arundel County, Maryland, serving a population of more than 510,878 in of jurisdiction...

    , Anne Arundel County, Maryland
    Anne Arundel County, Maryland
    Anne Arundel County is a county located in the U.S. state of Maryland. It is named for Anne Arundell , a member of the ancient family of Arundells in Cornwall, England and the wife of Cæcilius Calvert, 2nd Baron Baltimore. Its county seat is Annapolis, which is also the capital of the state...

     - full service
  • Arlington County Police Department, Arlington County, Virginia
    Arlington County, Virginia
    Arlington County is a county in the Commonwealth of Virginia. The land that became Arlington was originally donated by Virginia to the United States government to form part of the new federal capital district. On February 27, 1801, the United States Congress organized the area as a subdivision of...

     - full service
  • Athens-Clarke County Police Department
    Athens-Clarke County Police Department
    The Athens-Clarke County Police Department is the primary law enforcement agency for the Unified Government of Athens-Clarke County, Georgia. It is headed by Chief Joseph H. Lumpkin, Sr....

    , Clarke County, Georgia
    Clarke County, Georgia
    Clarke County is a county in the U.S. state of Georgia. As of the 2000 census, the population was 101,489. The 2007 Census Estimate shows a population of 114,063...

     - full service
  • Augusta-Richmond County Police Department, Richmond County, Georgia
    Richmond County, Georgia
    Richmond County is a county located in the U.S. state of Georgia. It is one of the original counties of Georgia, created February 5, 1777. As of 2010, the population was 200,549. The 2007 Census Estimate showed a population of 199,486....

     - full service
  • Andrew County Police Department, Andrew County, Missouri
    Andrew County, Missouri
    -External links:* from University of Missouri Division of Special Collections, Archives, and Rare Books...

  • Baltimore County Police, Baltimore County, Maryland
    Baltimore County, Maryland
    Baltimore County is a county located in the northern part of the US state of Maryland. In 2010, its population was 805,029. It is part of the Baltimore-Washington Metropolitan Area. Its county seat is Towson. The name of the county was derived from the barony of the Proprietor of the Maryland...

     - full service
  • Bergen County Police Department, http://www.bcpd.org/ Bergen County, New Jersey
    Bergen County, New Jersey
    Bergen County is the most populous county of the state of New Jersey, United States. As of the 2010 United States Census, its population was 905,116. The county is part of the New York City Metropolitan Area. Its county seat is Hackensack...

     - limited service
  • Boyd County Police Department,- Boyd County, Kentucky
    Boyd County, Kentucky
    Boyd County is a county located in the U.S. state of Kentucky. It was formed in 1860. Its are found at the northeastern edge of the state the near the Ohio River and Big Sandy River, nestled in the verdant rolling hills of Appalachia. The county seat is Catlettsburg. Its largest municipality is...

     -limited service
  • Broome County Sheriff's Department, Broome County, New York
    Broome County, New York
    Broome County is a county located in the U.S. state of New York. As of the 2010 census, the population was 200,600. It was named in honor of John Broome, who was lieutenant governor in 1806 when Broome County was established. Its county seat is Binghamton, which is also its major city. The current...

     - full service
  • Broomfield Police Department, City and County of Broomfield, Colorado
    Broomfield, Colorado
    The City and County of Broomfield is a prominent suburb and tier of the Denver metropolitan area in the State of Colorado of the United States. Broomfield has a consolidated city and county government which operates under Article XX, Sections 10-13 of the Constitution of the State of Colorado. The...

     - full service
  • Camden County Park Police Department, Camden County, New Jersey
    Camden County, New Jersey
    -Demographics:As of the 2010 Census the population of Camden County was 60.28% Non-Hispanic white, 18.45% Non-Hispanic black, 1.12% Hispanic blacks, 0.17% Non-Hispanic Native American, 0.15% Hispanic Native Americans, 5.07% Non-Hispanic Asian, and 0.14% non-Hispanics reporting some other race...

     - restricted service
  • Chesterfield County Police Department, Chesterfield County, Virginia
    Chesterfield County, Virginia
    Chesterfield County is a county located in the Commonwealth of Virginia, a state of the United States. In 2010, its population was estimated to be 316,236. Chesterfield County is now the fourth-largest municipality in Virginia . Its county seat is Chesterfield...

     - full service
  • Clark County Park Police Department, Clark County, Nevada
    Clark County, Nevada
    -Demographics:As of the census of 2000, there were 1,375,765 people, 512,253 households, and 339,693 families residing within the MSA. The racial makeup of the MSA was 71.6% White , 9.1% Black, 5.7% Asian, 0.8% American Indian and 12.8% of other or mixed race. 22.0% were Hispanic of any race...

     - restricted service
  • Clayton County Police Department, Clayton County, Georgia
    Clayton County, Georgia
    Clayton County is a county located in the U.S. state of Georgia. As of 2000, the population was 236,517. The 2008 Census estimate placed the population at 273,718. The county seat is Jonesboro...

     - limited service
  • Cobb County Police Department, Cobb County, Georgia
    Cobb County, Georgia
    Cobb County is a county located in the U.S. state of Georgia. Its county seat and largest city is Marietta, which is located in the center of the county. The county was named for Thomas Willis Cobb, who in the early 19th century was a United States representative and senator from Georgia...

     - limited service
  • Cook County Sheriff's Police Department, Cook County, Illinois
    Cook County, Illinois
    Cook County is a county in the U.S. state of Illinois, with its county seat in Chicago. It is the second most populous county in the United States after Los Angeles County. The county has 5,194,675 residents, which is 40.5 percent of all Illinois residents. Cook County's population is larger than...

     - limited service
  • Dekalb County Sheriff's Office, Dekalb County, Alabama
    DeKalb County, Alabama
    As of the 2010 Census DeKalb County had a population of 71,109. The median age was 37.5. The racial and ethnic makeup of the population was 81.6% non-Hispanic white, 1.5% African American, 1.4% Native American, 0.3% Asian, 0.2% Pacific Islander , 9.9% from some other race, 2.2% reporting two or...

     - full service
  • DeKalb County Police Department
    DeKalb County Police Department
    The DeKalb County Police Department is the primary law enforcement agency for unincorporated DeKalb County, Georgia. The department serves a population of more than 730,000 people. The Chief is William O'Brien. The DeKalb County Public Safety Director is William "Wiz" Miller, a former DKPD...

    , DeKalb County, Georgia
    DeKalb County, Georgia
    DeKalb County is a county located in the U.S. state of Georgia. The population of the county was 691,893 at the 2010 census. Its county seat is the city of Decatur. It is bordered to the west by Fulton County and contains roughly 10% of the city of Atlanta...

     - limited service (By statute, DKPD has authority throughout the entire county, but yields this authority to incorporated municipalities that provide their own police services.)
  • Delaware County Courthouse and Park Police Department
    Delaware County Courthouse and Park Police Department
    The Delaware County Courthouse & Park Police Department is a county-wide police department, responsible for providing security and protection for all parks, physical property, and government buildings of Delaware County, Pennsylvania...

    , Delaware County, Pennsylvania
    Delaware County, Pennsylvania
    Delaware County is a county located in the U.S. state of Pennsylvania. As of 2010, the population was 558,979, making it Pennsylvania's fifth most populous county, behind Philadelphia, Allegheny, Montgomery, and Bucks counties....

     - restricted service
  • Denver Police Department
    Denver Police Department
    The Denver Police Department is the full service police department jointly for the City and County of Denver, Colorado, which provides the full spectrum of police services to the entire county, and may provide contractual security police services to special districts within the county.The current...

    , City and County of Denver, Colorado
    Denver, Colorado
    The City and County of Denver is the capital and the most populous city of the U.S. state of Colorado. Denver is a consolidated city-county, located in the South Platte River Valley on the western edge of the High Plains just east of the Front Range of the Rocky Mountains...

     - full service
  • Dougherty County Police Department, Dougherty County, Georgia
    Dougherty County, Georgia
    Dougherty County is a county located in the U.S. state of Georgia. As of 2000, the population was 96,065. The 2009 Census Estimate shows a population of 95,859. It is included in the Albany, Georgia Metropolitan Statistical Area...

     - limited service
  • Essex County Police, Essex County, New Jersey
    Essex County, New Jersey
    Essex County is a county located in the northeastern part of the U.S. state of New Jersey. As of the United States 2010 Census, the population was 783,969, ranking it third in the state after Bergen County and Middlesex County; Essex County's population has declined from 786,147 as of the bureau's...

     - restricted service
  • Fairfax County Police Department
    Fairfax County Police Department
    The Fairfax County Police Department is a full-service law enforcement agency, located in northern Virginia. The FCPD services a population of 1,081,726 citizens within of Fairfax County, Virginia....

    , Fairfax County, Virginia
    Fairfax County, Virginia
    Fairfax County is a county in Virginia, in the United States. Per the 2010 Census, the population of the county is 1,081,726, making it the most populous jurisdiction in the Commonwealth of Virginia, with 13.5% of Virginia's population...

     - full service
  • Floyd County Police Department, Floyd County, Georgia
    Floyd County, Georgia
    Floyd County is a county located in the U.S. state of Georgia. As of 2000, the population was 90,565. Census estimates for 2007 show a population of 95,618...

     - limited service
  • Fulton County Police Department, Fulton County, Georgia
    Fulton County, Georgia
    Fulton County is a county located in the U.S. state of Georgia. Its county seat is Atlanta, the state capital since 1868 and the principal county of the Atlanta metropolitan area...

     - limited service
  • Gaston County Police Department
    Gaston County Police Department
    The Gaston County Police Department is a law enforcement agency of Gaston County, North Carolina, United States. It is the only county police department within the State of North Carolina....

    , Gaston County, North Carolina
    Gaston County, North Carolina
    Gaston County is a county located just west of Charlotte in the southern Piedmont in the U.S. state of North Carolina. It is the third largest county, by population, in the Charlotte Metropolitan Area, officially designated the Charlotte-Gastonia-Concord Metropolitan Statistical Area . As of...

     - limited service
  • Glynn County Police Department, Glynn County, Georgia
    Glynn County, Georgia
    Glynn County is a county located in the U.S. state of Georgia. As of 2000, the population was 67,568. The 2008 Census Estimate showed a population of 75,884...

  • Gratiot County Police Department, Gratiot County, Michigan
    Gratiot County, Michigan
    -US Highways:* US-127 routes north to I-75 and south to Lansing.*   BUS US-127 is a loop route through downtown Alma.*   BUS US-127 is a loop route through downtown Ithaca.*   BUS US-127 is a loop route through downtown St. Louis....

  • Gwinnett County Police Department, Gwinnett County, Georgia
    Gwinnett County, Georgia
    , Gwinnett County had a population of 805,321. The racial and ethnic composition of the population was 53.3% white , 23.6% black , 2.7% Korean, 2.6% Asian Indian, 2.0% Vietnamese, 3.3% other Asian, 0.1% Pacific Islander, 8.8% some other race and 3.1% from two or more races...

     - limited service (serves unincorporated Gwinnett County, and the cities of Berkeley Lake
    Berkeley Lake, Georgia
    Berkeley Lake is a city in Gwinnett County, Georgia, United States. From its 1956 origins as a summer retreat, Berkeley Lake has grown into a thriving community centered on its namesake lake...

    , Buford
    Buford, Georgia
    As of 2010 Buford had a population of 12,225. The racial and ethnic composition of the population was 65.8% white, 13.8% black or African American, 0.3% Native American, 2.9% Asian, 14.7% reporting some other race and 2.5% reproting two or more races...

    , Dacula
    Dacula, Georgia
    As of 2010 Dacula had a population of 4,442. the median age was 35.2. There were 1,472 households with 92.0% of housing units occupied. The racial and ethnic composition of the population was 76.6% white , 11.3% black or African American, 0.3% Native American, 0.4% Asian Indian, 2.8% other...

    , Grayson
    Grayson, Georgia
    As of 2010 Grayson had a population of 2,666. The racial and ethnic composition of the population was 62.8% white, 23.8% black or African American, 0.4% native American, 9.0% Asian, 1.8% from some other race and 2.2% from some other race...

    , Rest Haven
    Rest Haven, Georgia
    Rest Haven is a town primarily in northern Gwinnett and partly in southern Hall counties in the U.S. state of Georgia. As of the 2000 census, it had a total population of 151....

    , and Sugar Hill
    Sugar Hill, Georgia
    As of 2010 Sugar Hill had a population of 18,522. The racial and ethnic composition of the population was 72.4% white, 9.8% black or African American, 0.3% Native American, 1.3% Asian Indian, 5.0% other Asian, 0.1% PAcific Islander, 8.6% from some other race and 2.5% from two or more races...

    )
  • Hawaii County Police Department, Hawaii County, Hawaii
    Hawaii County, Hawaii
    Hawaii County is a county located in the U.S. state of Hawaii in the Hawaiian Islands. It is coterminous with the Island of Hawaii, often called the "Big Island" to distinguish it from the state as a whole. As of the 2010 Census the population was 185,079. The county seat is Hilo. There are no...

     - full service
  • Henrico County Division of Police, Henrico County, Virginia
    Henrico County, Virginia
    Henrico is a county located in the Commonwealth of Virginia, a state of the United States. As of 2010, Henrico was home to 306,935 people. It is located in the Richmond-Petersburg region and is a portion of the Richmond Metropolitan Statistical Area...

     - full service
  • Henry County Police Department, Henry County, Georgia
    Henry County, Georgia
    Henry County is a growing suburban county located in the U.S. state of Georgia. As of the 2000 census, the population was 119,341. As of 2010, the county's population swelled to 203,922, up 70.9% from the previous census and becoming Georgia's 8th most populous county and the 10th fastest growing...

     - limited service
  • Honolulu Police Department
    Honolulu Police Department
    The Honolulu Police Department is the principal law enforcement agency of the City and County of Honolulu, Hawai'i, headquartered in the Alapa'i Police Headquarters in Honolulu CDP....

    , City and County of Honolulu, Hawaii - full service
  • Horry County Police Department, Horry County, South Carolina
    Horry County, South Carolina
    Horry County is a county located in the U.S. state of South Carolina. This name honored Revolutionary War Hero, Peter Horry. Brigadier General Horry was born in South Carolina sometime around 1743 and started his distinguished military career in 1775 as one of 20 captains the Provincial Congress...

     - limited service (full time service of all unincorporated areas of Horry County, South Carolina
    Horry County, South Carolina
    Horry County is a county located in the U.S. state of South Carolina. This name honored Revolutionary War Hero, Peter Horry. Brigadier General Horry was born in South Carolina sometime around 1743 and started his distinguished military career in 1775 as one of 20 captains the Provincial Congress...

     and part time service of certain municipalities within the county by contract)
  • Houston County Sheriff's Department, Houston County, Georgia
    Houston County, Georgia
    Houston County is a county located in the U.S. state of Georgia. It was created on May 15, 1821, as one of five huge counties, later reduced in the formation of Bibb, Crawford, Pike, Macon and Peach counties. As of the 2000 census, the population is 110,765...

     - limited service
  • Howard County Police Department
    Howard County Police Department
    The Howard County Police Department is the primary law enforcement agency servicing 272,452 persons within of Howard County, Maryland.-Authority:...

    , Howard County, Maryland
    Howard County, Maryland
    -2010:Whereas according to the 2010 U.S. Census Bureau:*62.2% White*17.5% Black*0.3% Native American*14.4% Asian*0.0% Native Hawaiian or Pacific Islander*3.6% Two or more races*2.0% Other races*5.8% Hispanic or Latino -2000:...

     - full service
  • James City County Police Department, James City County, Virginia
    James City County, Virginia
    James City County is a county located on the Virginia Peninsula in the Hampton Roads metropolitan area of the Commonwealth of Virginia, a state of the United States. Its population was 67,009 , and it is often associated with Williamsburg, an independent city, and Jamestown which is within the...

     - full service
  • Johnson County Sheriffs Department, Johnson County, Kentucky -Full Service
  • Kauai Police Department, Kauai County, Hawaii
    Kauai County, Hawaii
    Kauai County is a county located in the U.S. state of Hawaii. It consists of the islands of Kauai, Niihau, Lehua, and Kaula, in the state of Hawaii. As of 2000 Census the population was 58,463...

     - full service
  • Kenton County Police Department, Kenton County, Kentucky
    Kenton County, Kentucky
    Kenton County is a county located in the Commonwealth of Kentucky, United States. It was formed in 1840. In 2010, the population was 159,720. It is the third most populous county in Kentucky behind Jefferson County and Fayette County. Its county seats are Covington and Independence...

     - limited service
  • Las Vegas Metropolitan Police Department
    Las Vegas Metropolitan Police Department
    The Las Vegas Metropolitan Police Department is a joint city-county police force for the City of Las Vegas and Clark County, Nevada. It is run by the Sheriff of Clark County, elected every four years. The current Sheriff of Clark County is Douglas C...

    , Clark County, Nevada
    Clark County, Nevada
    -Demographics:As of the census of 2000, there were 1,375,765 people, 512,253 households, and 339,693 families residing within the MSA. The racial makeup of the MSA was 71.6% White , 9.1% Black, 5.7% Asian, 0.8% American Indian and 12.8% of other or mixed race. 22.0% were Hispanic of any race...

     - limited service
  • Lexington Division of Police, Fayette County, Kentucky
    Fayette County, Kentucky
    Fayette County is a county located in the U.S. state of Kentucky. The population was 295,083 in the 2010 Census. Its territory, population and government are coextensive with the city of Lexington, which also serves as county seat....

     - full service
  • Maryland-National Capital Park Police Department
    Maryland-National Capital Park Police
    The Maryland-National Capital Park Police is the law enforcement branch of the Maryland-National Capital Park and Planning Commission and has two divisions, one in Prince George's County and one in Montgomery County in Maryland...

    , Montgomery County, Maryland
    Montgomery County, Maryland
    Montgomery County is a county in the U.S. state of Maryland, situated just to the north of Washington, D.C., and southwest of the city of Baltimore. It is one of the most affluent counties in the United States, and has the highest percentage of residents over 25 years of age who hold post-graduate...

     and Prince George's County, Maryland
    Prince George's County, Maryland
    Prince George's County is a county located in the U.S. state of Maryland, immediately north, east, and south of Washington, DC. As of 2010, it has a population of 863,420 and is the wealthiest African-American majority county in the nation....

     - restricted service
  • Maui Police Department, Maui County, Hawaii
    Maui County, Hawaii
    -National protected areas:* Haleakala National Park* Kakahaia National Wildlife Refuge* Kealia Pond National Wildlife Refuge- Demographics :As of the 2000 Census, there were 128,094 people, 43,507 households, and 29,889 families residing in the county. The population density was 110 people per...

     - full service
  • Metropolitan Nashville Police Department
    Metropolitan Nashville Police Department
    The Metropolitan Nashville Police Department is the primary provider of law enforcement services for Metropolitan Nashville and Davidson County, Tennessee. The MNPD covers a total area of that encompasses everything from high density urban locations to rural areas.-Composition and organization:The...

    , Davidson County, Tennessee
    Davidson County, Tennessee
    Davidson County is a county located in the U.S. state of Tennessee. As of 2010, the population was 626,681. Its county seat is Nashville.In 1963, the City of Nashville and the Davidson County government merged, so the county government is now known as the "Metropolitan Government of Nashville and...

     - full service
  • Miami-Dade Police Department
    Miami-Dade Police Department
    The Miami-Dade Police Department , formerly known as the Metro-Dade County Police Department , Dade County Public Safety Department and the Dade County Sheriff's Office is a Limited Service County Police Department serving Miami-Dade County, Florida's unincorporated areas, although they have...

    , Miami-Dade County, Florida
    Miami-Dade County, Florida
    Miami-Dade County is a county located in the southeastern part of the state of Florida. As of 2010 U.S. Census, the county had a population of 2,496,435, making it the most populous county in Florida and the eighth-most populous county in the United States...

     - limited service
  • Montgomery County Police Department, Montgomery County, Maryland
    Montgomery County, Maryland
    Montgomery County is a county in the U.S. state of Maryland, situated just to the north of Washington, D.C., and southwest of the city of Baltimore. It is one of the most affluent counties in the United States, and has the highest percentage of residents over 25 years of age who hold post-graduate...

     - full service
  • Morris County Park Police Department, Morris County, New Jersey
    Morris County, New Jersey
    Morris County is a county located in the U.S. state of New Jersey, about west of New York City. According to the United States 2010 Census, the population was 492,276. It is part of the New York Metropolitan Area. Its county seat is Morristown....

     - restricted service

N to Z

  • Nassau County Police Department
    Nassau County Police Department
    The Nassau County Police Department is the law enforcement agency of Nassau County, New York.-History:In 1925, concerned about rising crime rates, the County Board of Supervisors voted to create the Nassau County Police Department, replacing a scattered system of constables and town and village...

    , Nassau County, New York
    Nassau County, New York
    Nassau County is a suburban county on Long Island, east of New York City in the U.S. state of New York, within the New York Metropolitan Area. As of the 2010 census, the population was 1,339,532...

     - limited service
  • New Castle County Police Department, New Castle County, Delaware
    New Castle County, Delaware
    New Castle County is the northernmost of the three counties of the U.S. state of Delaware. As of 2010 its population was 538,479, an increase of 7.6% over the previous decade. The county seat is Wilmington. The center of population of Delaware is located in New Castle County, in the town of...

     - full service
  • New Orleans Police Department
    New Orleans Police Department
    The New Orleans Police Department has primary responsibility for law enforcement in New Orleans, Louisiana. The department's jurisdiction covers all of Orleans Parish, while the city is divided into eight police districts....

    , Orleans Parish, Louisiana - full service
  • New York City Police Department
    New York City Police Department
    The New York City Police Department , established in 1845, is currently the largest municipal police force in the United States, with primary responsibilities in law enforcement and investigation within the five boroughs of New York City...

    , covers five New York counties, Bronx County
    The Bronx
    The Bronx is the northernmost of the five boroughs of New York City. It is also known as Bronx County, the last of the 62 counties of New York State to be incorporated...

    , Kings County
    Brooklyn
    Brooklyn is the most populous of New York City's five boroughs, with nearly 2.6 million residents, and the second-largest in area. Since 1896, Brooklyn has had the same boundaries as Kings County, which is now the most populous county in New York State and the second-most densely populated...

    , New York County
    Manhattan
    Manhattan is the oldest and the most densely populated of the five boroughs of New York City. Located primarily on the island of Manhattan at the mouth of the Hudson River, the boundaries of the borough are identical to those of New York County, an original county of the state of New York...

    , Queens County
    Queens
    Queens is the easternmost of the five boroughs of New York City. The largest borough in area and the second-largest in population, it is coextensive with Queens County, an administrative division of New York state, in the United States....

    , and Richmond County
    Staten Island
    Staten Island is a borough of New York City, New York, United States, located in the southwest part of the city. Staten Island is separated from New Jersey by the Arthur Kill and the Kill Van Kull, and from the rest of New York by New York Bay...

     - full service
  • Oldham County Police Department, Oldham County, Kentucky
    Oldham County, Kentucky
    As of the census of 2000, there were 46,178 people, 14,856 households, and 12,196 families residing in the county. The population density was . There were 15,541 housing units at an average density of...

     - limited service
  • Onondaga County Sheriff's Office, Onondaga County, New York
    Onondaga County, New York
    Onondaga County is a county located in the U.S. state of New York. As of the 2010 census, the population was 467,026. The county seat is Syracuse.Onondaga County is part of the Syracuse, NY Metropolitan Statistical Area....

     - full service
  • Philadelphia Police Department
    Philadelphia Police Department
    The Philadelphia Police Department is the police agency responsible for law enforcement and investigations within the City of Philadelphia, Pennsylvania...

    , Philadelphia County, Pennsylvania
    Philadelphia County, Pennsylvania
    -History:Tribes of Lenape were the first known occupants in the area which became Philadelphia County. The first European settlers were Swedes and Finns who arrived in 1638. The Netherlands seized the area in 1655, but permanently lost control to England in 1674...

     - full service
  • Pima County Park Police Department, Pima County, Arizona
    Pima County, Arizona
    -2010:Whereas according to the 2010 U.S. Census Bureau:*74.3% White*3.5% Black*3.3% Native American*2.6% Asian*0.2% Native Hawaiian or Pacific Islander*3.7% Two or more races*12.4% Other races*34.6% Hispanic or Latino -2000:...

     - restricted service
  • Prince George County Police Department, Prince George County, Virginia
    Prince George County, Virginia
    As of the census of 2000, there were 33,047 people, 10,159 households, and 8,096 families residing in the county. The population density was 124 people per square mile . There were 10,726 housing units at an average density of 40 per square mile...

     - Full Service
  • Prince George's County Police Department
    Prince George's County Police Department
    The Prince George's County Police Department is the primary law enforcement agency in Prince George's County, Maryland in the United States, servicing a population of over 850,000 residents and visitors within 498 square miles of jurisdiction.-History:The Prince George's County Police Department...

    , Prince George's County, Maryland
    Prince George's County, Maryland
    Prince George's County is a county located in the U.S. state of Maryland, immediately north, east, and south of Washington, DC. As of 2010, it has a population of 863,420 and is the wealthiest African-American majority county in the nation....

     - Full service
  • Prince William County Police Department
    Prince William County Police
    The Prince William County Police Department began operations on July 1, 1970. PWCPD is a full-service police department, which provides the full spectrum of police services to the entire county. It has been fully accredited by the Commission on Accreditation for Law Enforcement Agencies since 1987...

    , Prince William County, Virginia
    Prince William County, Virginia
    -National protected areas:* Featherstone National Wildlife Refuge* Manassas National Battlefield Park* Occoquan Bay National Wildlife Refuge* Prince William Forest Park-Government and politics:...

     - Full service
  • Polk County Police Department, Polk County, Georgia
    Polk County, Georgia
    Polk County is a county located in the U.S. state of Georgia. As of 2000, the population was 38,127. The 2007 Census Estimate shows a population of 41,460. The county seat is Cedartown.- History :...

     - limited service
  • Riley County Police Department, Riley County, Kansas
    Riley County, Kansas
    Riley County is a county located in the U.S. state of Kansas. The county's population was 71,115 for the 2010 census. The largest city and county seat is Manhattan. The county is part of the Manhattan, Kansas, Metropolitan Statistical Area.Riley County is home to two of Kansas' largest...

     - full service
  • Roanoke County Police Department, Roanoke County, Virginia
    Roanoke County, Virginia
    Roanoke County is a county located in the U.S. state of the Commonwealth of Virginia. It is part of the Roanoke Metropolitan Statistical Area and located within the Roanoke Region of Virginia. As of the 2000 census, the population was 85,778. As of 2010, the population was 92,376...

     - full service
  • St. Joseph County Police Department, St. Joseph County, Indiana
    St. Joseph County, Indiana
    As of the census of 2000, there were 265,559 people, 100,743 households, and 66,792 families residing in the county. The population density was 581 people per square mile . There were 107,013 housing units at an average density of 234 per square mile...

     - limited service
  • St. Louis County Police Department
    St. Louis County Police Department
    The St. Louis County Police Department is the primary and largest law enforcement agency serving St. Louis County in the U.S. state of Missouri. The current police chief is Colonel Timothy E. Fitch. According to the Charter of St. Louis County, the county police chief has all of the duties of...

    , St. Louis County, Missouri
    St. Louis County, Missouri
    St. Louis County is a county located in the U.S. state of Missouri. Its county seat is Clayton. St. Louis County is part of the St. Louis Metro Area wherein the independent City of St. Louis and its suburbs in St. Louis County, as well as the surrounding counties in both Missouri and Illinois all...

     - full-service
  • San Francisco Police Department
    San Francisco Police Department
    The San Francisco Police Department, also known as the SFPD and San Francisco Department Of Police, is the police department of the City and County of San Francisco, California...

    , City and County of San Francisco, California
    San Francisco, California
    San Francisco , officially the City and County of San Francisco, is the financial, cultural, and transportation center of the San Francisco Bay Area, a region of 7.15 million people which includes San Jose and Oakland...

     - full service
  • Savannah-Chatham Metropolitan Police Department, Chatham County, Georgia
    Chatham County, Georgia
    Chatham County is a county located in the U.S. state of Georgia. The county seat and largest city is Savannah. In the official US Census of 2010, Chatham County had a total population of 265,128 . Chatham is the most populous Georgia county outside the Atlanta metropolitan area...

     - limited service (serves the city of Savannah
    Savannah, Georgia
    Savannah is the largest city and the county seat of Chatham County, in the U.S. state of Georgia. Established in 1733, the city of Savannah was the colonial capital of the Province of Georgia and later the first state capital of Georgia. Today Savannah is an industrial center and an important...

     and unincorporated Chatham County)
  • Suffolk County Park Police Department, Suffolk County, New York
    Suffolk County, New York
    Suffolk County is a county located in the U.S. state of New York on the eastern portion of Long Island. As of the 2010 census, the population was 1,493,350. It was named for the county of Suffolk in England, from which its earliest settlers came...

     - restricted service
  • Suffolk County Police Department, Suffolk County, New York
    Suffolk County, New York
    Suffolk County is a county located in the U.S. state of New York on the eastern portion of Long Island. As of the 2010 census, the population was 1,493,350. It was named for the county of Suffolk in England, from which its earliest settlers came...

     - limited service
  • Union County Police Department, Union County, New Jersey
    Union County, New Jersey
    Union County is a county located in the U.S. state of New Jersey. As of the 2010 Census, the population was 536,499. It is part of the New York Metropolitan Area. Its county seat is Elizabeth. Union County ranks 93rd among the highest-income counties in the United States. It also ranks 74th in...

     - restricted service
  • Westchester County Department of Public Safety
    Westchester County Department of Public Safety
    See article: Law enforcement in Westchester CountyThe Westchester County Department of Public Safety was created in 1979 by merging the Westchester County Sheriff's Office with the Westchester County Parkway Police....

     http://www.westchestergov.com/ps/, Westchester County, New York
    Westchester County, New York
    Westchester County is a county located in the U.S. state of New York. Westchester covers an area of and has a population of 949,113 according to the 2010 Census, residing in 45 municipalities...

     - restricted service
  • Westmoreland County Park Police Department, Westmoreland County, Pennsylvania
    Westmoreland County, Pennsylvania
    -Demographics:As of the census of 2000, there were 369,993 people, 149,813 households, and 104,569 families residing in the county. The population density was 361 people per square mile . There were 161,058 housing units at an average density of 157 per square mile...

    - restricted service
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