List of counties in Connecticut
Encyclopedia
U.S. state
A U.S. state is any one of the 50 federated states of the United States of America that share sovereignty with the federal government. Because of this shared sovereignty, an American is a citizen both of the federal entity and of his or her state of domicile. Four states use the official title of...
of Connecticut
Connecticut
Connecticut is a state in the New England region of the northeastern United States. It is bordered by Rhode Island to the east, Massachusetts to the north, and the state of New York to the west and the south .Connecticut is named for the Connecticut River, the major U.S. river that approximately...
. Four of them were created in 1666, during the first consolidation of the colony of Connecticut from a number of smaller colonies. Two counties were created during colonial times, and two counties, Middlesex
Middlesex County, Connecticut
Middlesex County is a county located in the south central part of the U.S. state of Connecticut. It was created in 1785 from portions of Hartford and New London counties. As of 2010, the population was 165,676....
and Tolland
Tolland County, Connecticut
Tolland County is a county located in the northeastern part of Connecticut. As of 2010, the population was 152,691.Counties in Connecticut have no governmental function: all legal power is vested in the state, city, and town governments...
, were created after American independence (both in 1785). Six of the counties are named for locations in England, where many early Connecticut settlers originated. Although Connecticut is divided into counties, there is no county government in Connecticut and local government consists of cities and towns. County government was abolished in Connecticut
Connecticut
Connecticut is a state in the New England region of the northeastern United States. It is bordered by Rhode Island to the east, Massachusetts to the north, and the state of New York to the west and the south .Connecticut is named for the Connecticut River, the major U.S. river that approximately...
in 1960, although the names remain for geographical purposes. Counties are, however, still used by the state to organize its judicial and state marshal system. Connecticut's court jurisdictions still adhere to the county boundaries, except for Fairfield, Hartford and New Haven, which have been further subdivided into several jurisdictions.
The FIPS county code is the five-digit Federal Information Processing Standard (FIPS) code which uniquely identifies counties and county equivalents in the United States. The three-digit number is unique to each individual county within a state, but to be unique within the entire United States, it must be prefixed by the state code. This means that, for example, while Fairfield County
Fairfield County, Connecticut
Fairfield County is a county located in the southwestern corner of the U.S. state of Connecticut. The county population is 916,829 according to the 2010 Census. There are currently 1,465 people per square mile in the county. It is the most populous county in the State of Connecticut and contains...
, Connecticut
Connecticut
Connecticut is a state in the New England region of the northeastern United States. It is bordered by Rhode Island to the east, Massachusetts to the north, and the state of New York to the west and the south .Connecticut is named for the Connecticut River, the major U.S. river that approximately...
is 001, Belknap County
Belknap County, New Hampshire
-Demographics:As of the census of 2000, there were 56,325 people, 22,459 households, and 15,496 families residing in the county. The population density was 140 people per square mile . There were 32,121 housing units at an average density of 80 per square mile...
, New Hampshire
New Hampshire
New Hampshire is a state in the New England region of the northeastern United States of America. The state was named after the southern English county of Hampshire. It is bordered by Massachusetts to the south, Vermont to the west, Maine and the Atlantic Ocean to the east, and the Canadian...
and Alachua County
Alachua County, Florida
Alachua County is a county located in the U.S. state of Florida. The U.S. Census Bureau 2006 estimate for the county is 227,120. Its county seat is Gainesville, Florida. Alachua County is the home of the University of Florida and is also known for its diverse culture, local music, and artisans...
, Florida
Florida
Florida is a state in the southeastern United States, located on the nation's Atlantic and Gulf coasts. It is bordered to the west by the Gulf of Mexico, to the north by Alabama and Georgia and to the east by the Atlantic Ocean. With a population of 18,801,310 as measured by the 2010 census, it...
are also 001. To uniquely identify Fairfield County, Connecticut, one must use the state code of 09 plus the county code of 001; therefore, the unique nationwide identifier for Fairfield County, Connecticut is 09001. The links in the column FIPS County Code
FIPS county code
The FIPS county code is a five-digit Federal Information Processing Standard code which uniquely identifies counties and county equivalents in the United States, certain U.S. possessions, and certain freely associated states. The first two digits are the FIPS state code and the last three are...
are to the Census Bureau Info page for that county.
Alphabetical listing
|}Former counties
- Trumbull County, OhioTrumbull County, OhioAs of the census of 2000, there were 225,116 people, 89,020 households, and 61,690 families residing in the county. The population density was 365 people per square mile . There were 95,117 housing units at an average density of 154 per square mile...
- The Connecticut Western ReserveConnecticut Western ReserveThe Connecticut Western Reserve was land claimed by Connecticut from 1662 to 1800 in the Northwest Territory in what is now northeastern Ohio.-History:...
, ceded to OhioOhioOhio is a Midwestern state in the United States. The 34th largest state by area in the U.S.,it is the 7th‑most populous with over 11.5 million residents, containing several major American cities and seven metropolitan areas with populations of 500,000 or more.The state's capital is Columbus...
in 1800. - Westmoreland County, ConnecticutWestmoreland County, ConnecticutWestmoreland County, Connecticut was a county established by the State of Connecticut in the present day area of Wyoming Valley, Pennsylvania, until it was ceded to Pennsylvania in 1784, of which it now forms the northeastern corner. It briefly seceded to become the State of Westmoreland...
- An area around Wilkes-Barre, ceded to PennsylvaniaPennsylvaniaThe Commonwealth of Pennsylvania is a U.S. state that is located in the Northeastern and Mid-Atlantic regions of the United States. The state borders Delaware and Maryland to the south, West Virginia to the southwest, Ohio to the west, New York and Ontario, Canada, to the north, and New Jersey to...
in 1784.