This is a list of law enforcement agencies in the state of New Hampshire.
According to the US Bureau of Justice Statistics' 2018 Census of State and Local Law Enforcement Agencies, the state had 212 law enforcement agencies employing 3,096 full-time sworn police officers, about 229 for each 100,000 residents."Census of State and Local Law Enforcement Agencies, 2018 – Statistical Tables". US Department of Justice, Office of Justice Programs, Bureau of Justice Statistics, October 2022
State agencies New Hampshire Judicial Branch Administrative Office of the Courts Security Department New Hampshire Liquor Commission Division of Enforcement & Licensing New Hampshire Department of Corrections Division of Professional Standards Investigations Bureau New Hampshire Department of Safety Division of Fire Safety (Office of State Fire Marshal) Division of State Police New Hampshire Fish and Game Department Law Enforcement Division New Hampshire Department of Justice New Hampshire Department of Natural and Cultural Resources Division of Forests and Lands Forest Protection Bureau New Hampshire General Court Protective Services Unit New Hampshire Police Standards and Training Council Pease Development Authority Division of Ports and Harbors New Hampshire Department of Agriculture, Markets and Food Division of Weights and Measures
County agencies
Belknap County Attorney's Office Belknap County Sheriff's Office Carroll County Sheriff's Office Cheshire County Attorney's Office Cheshire County Sheriff's Department Coös County Sheriff's Office Grafton County Attorney's Office Grafton County Sheriff's Office Hillsborough County Attorney's Office Hillsborough County Sheriff's Office Merrimack County Attorney's Office Merrimack County Sheriff's Office Rockingham County Attorney's Office Rockingham County Sheriff's Office Strafford County Attorney's Office Strafford County Sheriff's Office Sullivan County Sheriff's Office
Municipal agencies
Belknap County Alton Police Department Barnstead Police Department Belmont Police Department Center Harbor Police Department Gilford Police Department Gilmanton Police Department Laconia Police Department Meredith Police Department New Hampton Police Department Sanborton Police Department Tilton Police Department Carroll County Bartlett Police Department Conway Police Department Effingham Police Department Freedom Police Department Jackson Police Department Madison Police Department Moultonborough Police Department Ossipee Police Department Sandwich Police Department Tamworth Police Department Tuftonboro Police Department Wakefield Police Department Wolfeboro Police Department Cheshire County Alstead Police DepartmentOfficial website accessed 29 December 2014 Chesterfield Police Department Dublin Police Department Fitzwilliam Police Department Harrisville Police Department Hinsdale Police Department Jaffrey Police Department Keene Police Department Marlborough Police Department Marlow Police Department Nelson Police Department Rindge Police Department Roxbury Police Department Stoddard Police Department Swanzey Police Department Troy Police Department Walpole Police Department Winchester Police Department Coös County Berlin Police Department Carroll Police Department Colebrook Police Department Gorham Police Department Lancaster Police Department Northumberland Police Department Pittsburg Police Department Whitefield Police Department Grafton County Alexandria Police Department Ashland Police Department Bath Police Department Bethlehem Police Department Bridgewater Police Department Bristol Police Department Campton Police Department Canaan Police Department Enfield Police Department Franconia Police Department Grafton Police Department Groton Police Department Hanover Police Department Haverhill Police Department Hebron Police Department Holderness Police Department Lebanon Police Department Lincoln Police Department Lisbon Police Department Littleton Police Department Lyme Police Department Orford Police Department Piermont Police Department Plymouth Police Department Rumney Police Department Sugar Hill Police Department Thornton Police Department Warren Police Department Waterville Valley Police Department Wentworth Police Department Woodstock Police Department Hillsborough County Amherst Police Department Antrim Police Department Bedford Police Department Bennington Department Brookline Police Department Francestown Police Department Goffstown Police Department Hancock Police Department Hillsborough Police Department Hollis Police Department Hudson Police Department Litchfield Police Department Lyndeborough Police Department Manchester Police Department Mason Police Department Merrimack Police Department Milford Police Department Mont Vernon Police Department Nashua Police Department New Boston Police Department New Ipswich Police Department Pelham Police Department Peterborough Police Department Temple-Greenville Police Department (Towns of Greenville and Temple) Weare Police Department Wilton Police Department Merrimack County Allenstown Police DepartmentRyan O'Connor, "Allenstown police officer promoted to leadership post"; 13 February 2014, New Hampshire News-Leader Andover Police Department Boscawen Police Department Bow Police Department Bradford Police Department Canterbury Police Department Chichester Police Department Concord Police Department Danbury Police Department Dunbarton Police Department Epsom Police Department Franklin Police Department Henniker Police Department Hill Police Department Hooksett Police Department Hopkinton Police Department Loudon Police Department New London Police DepartmentDan Seufert, "Indecent proposition from New London chief was 'chilling' says victim"; 27 December 2014, New Hampshire Union-Leader Newbury Police Department Northfield Police Department Pembroke Police Department Pittsfield Police Department Sutton Police Department Warner Police Department Webster Police Department Rockingham County Atkinson Police Department Auburn Police Department Brentwood Police Department Candia Police Department Chester Police Department Danville Police Department Deerfield Police Department Derry Police Department East Kingston Police Department Epping Police Department Exeter Police Department Fremont Police Department Greenland Police Department Hampstead Police Department Hampton Police Department Hampton Falls Police Department Kensington Police Department Kingston Police Department Londonderry Police Department New Castle Police Department Newfields Police Department Newington Police Department Newmarket Police Department Newton Police Department North Hampton Police Department Northwood Police Department Nottingham Police Department Plaistow Police Department Portsmouth Police Department Raymond Police Department Rye Police Department Salem Police DepartmentJohn Palmer, "NH Police Officer Leaves Rifle on Trunk, Drives Away"; 7 January 2015, Boston Globe Sandown Police Department Seabrook Police Department South Hampton Police Department Stratham Police Department Windham Police Department Strafford County Barrington Police Department Dover Police Department Durham Police Department Farmington Police Department Lee Police Department Madbury Police Department Middleton Police Department Milton Police Department New Durham Police Department Rochester Police Department Rollinsford Police Department Somersworth Police Department Strafford Police Department Sullivan County Charlestown Police Department Claremont Police Department Cornish Police Department Goshen Police Department Grantham Police Department Langdon Police Department Newport Police Department Plainfield Police Department Springfield Police Department Sunapee Police Department Washington Police Department
College and university agencies University of New Hampshire Police Department
Railroad Police agencies CSX Police Department Mount Washington Cog Railway
Disbanded agencies Croydon Police Department Dalton Police Department Deering Police Department Errol Police Department Gilsum Police Department New Hampshire Department of Health and Human Services New Hampshire Hospital/State Office Park South Campus Police (transferred to State Police in 2005) New Hampshire Department of Safety Division of Motor Vehicles Bureau of Enforcement (merged into Division of State Police in 1996) Bureau of Highway Patrol (merged into Division of State Police in 2008) Division of Safety Services Bureau of Marine Patrol (merged into State Police in 2011) Lempster Police Department Milan Police Department Plymouth State University Police Department Randolph Police Department Richmond Police Department Salisbury Police Department Stewartstown Police Department Stratford Police Department Sullivan Police Department Surry Police Department Unity Police Department Greenville Police Department Temple Police Department
Notes
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