List of law enforcement agencies in Massachusetts

This is a list of law enforcement agencies in the Commonwealth of Massachusetts

Massachusetts

The Commonwealth of Massachusetts is a state in the New England region of the northeastern United States of America. It is bordered by Rhode Island and Connecticut to the south, New York to the west, and Vermont and New Hampshire to the north; at its east lies the Atlantic Ocean. As of the 2010...

State agencies

Massachusetts Department of Correction
Massachusetts Department of Correction
The Massachusetts Department of Correction is responsible for operating the prison system of the Commonwealth of Massachusetts, US Massachusetts houses over 11,500 inmates throughout 18 correctional facilities and employs over 5,000 employees...
Executive Office of Energy and Environmental Affairs - Office of Law Enforcement
- Massachusetts Environmental Police
  Massachusetts Environmental Police
  The Massachusetts Environmental Police is a Massachusetts statewide police agency who is the primary enforcement agency of the Commonwealth’s boating and recreational vehicle laws and regulations and is responsible for registering boats, all terrain vehicles and snowmobiles in Massachusetts...
Executive Office of Public Safety and Security - - Office of Law Enforcement
- Massachusetts State Police
  Massachusetts State Police
  The Massachusetts State Police is an agency of the Commonwealth of Massachusetts' Executive Office of Public Safety and Security responsible for criminal law enforcement and traffic vehicle regulation across the state...

County agencies

Barnstable County Sheriff's Office
Berkshire County Sheriff's Office
Bristol County Sheriff's Office
Dukes County Sheriff's Office
Essex County Sheriff's Office

Franklin County Sheriff's Office
Hampden County Sheriff's Office
Hampshire County Sheriff's Office
Middlesex County Sheriff's Office
Middlesex County Sheriff’s Office (Massachusetts)
The Middlesex County Sheriff's Office is a law enforcement agency for Middlesex County, Massachusetts, United States. The agency's primary responsibility is oversight of the Middlesex House of Correction in Billerica, Massachusetts and the Middlesex Jail in Cambridge, Massachusetts...
Nantucket County Sheriff's Office

Norfolk County Sheriff's Office
Plymouth County Sheriff’s Office
Plymouth County Correctional Facility
Plymouth County Correctional Facility is a maximum-security prison located in Plymouth, Massachusetts Operated by the Plymouth County Sheriff's Department. The prison is the largest prison in Plymouth, and is much larger than the Massachusetts Correctional Institution - Plymouth, located in the...
Suffolk County Sheriff's Department
Suffolk County Sheriff’s Department (Massachusetts)
The Suffolk County Sheriff's Department is a law enforcement agency for Suffolk County, Massachusetts, United States. The agency's primary responsibility is oversight of the Nashua Street Jail and the South Bay House of Correction in Boston, Massachusetts....
Worcester County Sheriff's Office

City agencies

Attleboro Police Department
Barnstable Police Department
Barnstable Police Department (Massachusetts)
The Barnstable Police Department has the primary responsibility for law enforcement and investigation within the city of Barnstable, Massachusetts and all the villages within it, including the major villages of Barnstable, Hyannis, Marstons Mills, Cotuit, Centerville, Osterville and West...
Boston Police Department
Boston Police Department
The Boston Police Department , created in 1838, holds the primary responsibility for law enforcement and investigation within the city of Boston, Massachusetts. It is one of the oldest police departments in the United States...
Boston Housing Police
Brockton Police Department
Cambridge Police Department
Cambridge Police Department (Massachusetts)
The Cambridge Police Department is the municipal police department for the city of Cambridge, Massachusetts, in the United States. The department has 266 police officers and 42 civilian personnel. It was organized in 1859. The Cambridge Police Department completed their headquarters relocation as...
Chelsea Police Department
Chicopee Police Department
Fall River Police Department
Fitchburg Police Department
Haverhill Police Department
Haverhill Police Department (Massachusetts)
The Haverhill Police Department has the primary responsibility for law enforcement and investigation within the city of Haverhill, Massachusetts.-See also:* List of law enforcement agencies in Massachusetts...
Holyoke Police Department
Lawrence Police Department
Lowell Police Department
Malden Police Department
Marlborough Police Department
Methuen Police Department
New Bedford Police Department
Newton Police Department
Northampton Police Department
Quincy Police Department
Salem Police Department
Springfield Police Department
Taunton Police Department
Waltham Police Department
Watertown Police Department
Westfield Police Department
Worcester Police Department

Town agencies

Abington Police Department
Acushnet Police Department
Adams Police Department
Andover Police Department
Amherst Police Department
Ashburnham Police Department
Ashby Police Department
Ashby Police Department (Massachusetts)
The Ashby Police Department has the primary responsibility for law enforcement and criminal investigation within the town of Ashby, Massachusetts.-See also:* List of law enforcement agencies in Massachusetts...
Ashland Police Department
Aquinnah Police Department
Athol Police Department
Avon Police Department
Belchertown Police Department
Berkley Police Department
Bourne Police Department
Brewster Police Department
Bridgewater Police Department
Brookfield Police Department
Brookline Police Department
Canton Police Department
Carver Police Department
Chatham Police Department
Chester Police Department
Chilmark Police Department
Danvers Police Department
Dartmouth Police Department
Dedham Police Department
Deerfield Police Department
Dennis Police Department
Dighton Police Department
Dracut Police Department
Dracut Police Department (Massachusetts)
The Dracut Police Department has the primary responsibility for law enforcement and criminal investigation within the town of Dracut, Massachusetts.-See also:* List of law enforcement agencies in Massachusetts...
Duxbury Police Department
East Bridgewater Police Department
East Brookfield Police Department
Eastham Police Department
Easton Police Department
Edgartown Police Department
Fairhaven Police Department
Falmouth Police Department
Foxborough Police Department

Framingham Police Department
Franklin Police Department
Freetown Police Department
Gosnold Constables
Halifax Police Department
Hampden Police Department
Hanover Police Department
Hanson Police Department
Harwich Police Department
Hingham Police Department
Holden Police Department
Holland Police Department
Hudson Police Department
Hull Police Department
Kingston Police Department
Lakeville Police Department
Malden Police Department
Mansfield Police Department
Marion Police Department
Marblehead Police Department
Marshfield Police Department
Mashpee Police Department
Mattapoisett Police Department
Melrose Police Department
Middleborough Police Department
Monson Police Department
Monterey Police Department
Nantucket Police Department
Needham Police Department
North Andover Police Department
North Attleborough Police Department
North Brookfield Police Department
Norton Police Department
Norwell Police Department
Norwood Police Department
Oak Bluffs Police Department
Orleans Police Department
Palmer Police Department

Pembroke Police Department
Plymouth Police Department
Plympton Police Department
Raynham Police Department
Provincetown Police Department
Randolph Police Department
Rehoboth Police Department
Rochester Police Department
Rockland Police Department
Sandwich Police Department
Scituate Police Department
Seekonk Police Department
Shrewsbury Police Department
Somerset Police Department
Southwick Police Department
Spenser Police Department
Stoneham Police Department
Stoughton Police Department
Sudbury Police Department
Swansea Police Department
Tisbury Police Department
Truro Police Department
Wales Police Department
Walpole Police Department
Wareham Police Department
Warren Police Department
Wellfleet Police Department
West Bridgewater Police Department
West Tisbury Police Department
Westport Police Department
Westwood Police Department
Whitman Police Department
Wilbraham Police Department
Yarmouth Ponnlice Department

Other agencies

City Hall Security
Massachusetts Bay Transportation Authority Police
Massachusetts Bay Transportation Authority Police
The Massachusetts Bay Transportation Authority Police is a police force which has primary jurisdiction on Massachusetts Bay Transportation Authority property and vehicles in each of the 178 cities and towns within the MBTA District. The department has grown to an authorized strength of 266...
Massachusetts Society for the Prevention of Cruelty to Animals Police
Worcester Regional Airport Police Department

Boston Park Rangers
Department of Conservation and Recreation Rangers
Springfield Park Rangers
National Park Service
National Park Service
The National Park Service is the U.S. federal agency that manages all national parks, many national monuments, and other conservation and historical properties with various title designations...

, United States Park Rangers (Boston NHP, Lowel NHP, Minuteman NHP, Cape Cod NS)

College and university agencies

Boston College Police Department
Boston University Police Department
Boston University Police Department
The Boston University Police Department is the primary law enforcement agency of Boston University and is charged with protection of the life and property of students, faculty, staff, and visitors on of University property, as well as adjoining streets....
Bridgewater State College Police Department
Framingham State College Police Department
Harvard University Police Department
Harvard University Police Department
The Harvard University Police Department , a private police agency of Harvard University, is a full-service police department responsible for the safety and security of students, faculty, staff, and visitors at the university's Cambridge, Boston, and Watertown, Massachusetts sites. The HUPD’s chief...
Massachusetts Institute of Technology Police Department