| Fire department | City | County | Career firefighters | Website |
|---|---|---|---|---|
| Boston Fire Department | Boston | Suffolk | 1,500 | Official site |
| Worcester Fire Department | Worcester | Worcester | 401 | Official site |
| Cambridge Fire Department | Cambridge | Middlesex | 278 | Official site |
| Springfield Fire Department | Springfield | Hampden | 278 | Official site |
| New Bedford Fire Department | New Bedford | Bristol | 223 | Official site |
| Brockton Fire Department | Brockton | Plymouth | 205 | — |
| City of Lowell Fire Department | Lowell | Middlesex | 205 | Official site |
| Fall River Fire Department | Fall River | Bristol | 190 | Official site |
| City of Quincy Fire Department | Quincy | Norfolk | 188 | Official site |
| Newton Fire Department | Newton | Middlesex | 184 | — |
| Lynn Fire Department | Lynn | Essex | 183 | Official site |
| Waltham Fire Department | Waltham | Middlesex | 173 | Official site |
| Brookline Fire Department | Brookline | Norfolk | 161 | — |
| City of Somerville Fire Deparment | Somerville | Middlesex | 152 | — |
| Framingham Fire Department | Framingham | Middlesex | 149 | Official site |
| Plymouth Fire Department | Plymouth | Plymouth | 139 | Official site |
| Chicopee Fire Dept. | Chicopee | Hampden | 136 | Official site |
| Taunton Fire Department | Taunton | Bristol | 126 | Official site |
| Lawrence Fire Department | Lawrence | Essex | 124 | — |
| Medford Fire Department | Medford | Middlesex | 121 | — |
| Holyoke Fire Department | Holyoke | Hampden | 120 | Official site |
| Malden Fire Department | Malden | Middlesex | 108 | — |
| Everett Fire Department | Everett | Middlesex | 103 | Official site |
| Peabody Fire Department | Peabody | Essex | 102 | Official site |
| Revere Fire Department | Revere | Suffolk | 102 | — |
| Attleboro Fire Department | Attleboro | Bristol | 96 | Official site |
| Methuen Fire Department | Methuen | Essex | 96 | Official site |
| Haverhill Fire Department | Haverhill | Essex | 95 | Official site |
| Chelsea Fire Department | Chelsea | Suffolk | 92 | — |
| Weymouth Fire Department | Weymouth | Norfolk | 92 | Official site |
| Massport Fire Rescue | East Boston | Suffolk | 90 | — |
| Otis Air National Guard Fire Department | Buzzards Bay | Barnstable | 90 | — |
| Braintree Fire Department | Braintree | Norfolk | 88 | — |
| City of Watertown Fire Department | Watertown | Middlesex | 88 | Official site |
| Pittsfield Fire Department | Pittsfield | Berkshire | 88 | — |
| Gloucester Fire Department | Gloucester | Essex | 86 | Official site |
| Natick Fire Department | Natick | Middlesex | 85 | Official site |
| Westfield Fire Department | Westfield | Hampden | 85 | Official site |
| Salem Fire Department | Salem | Essex | 82 | — |
| Falmouth Fire/ Rescue | Falmouth | Barnstable | 81 | Official site |
| Fitchburg Fire Department | Fitchburg | Worcester | 81 | Official site |
| City of Leominster Fire Department | Leominster | Worcester | 80 | — |
| Woburn Fire Department | Woburn | Middlesex | 80 | Official site |
| Arlington Fire Department | Arlington | Middlesex | 78 | Official site |
| Billerica Fire Department | Billerica | Middlesex | 77 | Official site |
| West Springfield Fire Department | West Springfield | Hampden | 76 | — |
| Marlborough Fire Department | Marlborough | Middlesex | 73 | Official site |
| Stoughton Fire Department | Stoughton | Norfolk | 70 | Official site |
| Andover Fire Rescue | Andover | Essex | 68 | — |
| Northampton Fire Rescue | Northampton | Hampshire | 68 | Official site |
| Beverly Fire Department | Beverly | Essex | 67 | Official site |
| Burlington Fire Department | Burlington | Middlesex | 67 | — |
| Dedham Fire Department | Dedham | Norfolk | 66 | Official site |
| Needham Fire Department | Needham | Norfolk | 65 | — |
| Norwood Fire Department | Norwood | Norfolk | 65 | Official site |
| Yarmouth Fire Department | South Yarmouth | Barnstable | 65 | Official site |
| Westover ARB Fire Department | Chicopee | Hampden | 64 | — |
| Chelmsford Fire Department | Chelmsford | Middlesex | 62 | Official site |
| Randolph Fire Department | Randolph | Norfolk | 60 | Official site |
| Lexington Fire Department | Lexington | Middlesex | 58 | Official site |
| Melrose Fire Department | Melrose | Middlesex | 57 | — |
| Agawam Fire Department | Agawam | Hampden | 56 | Official site |
| Franklin Fire Department | Franklin | Norfolk | 56 | Official site |
| Milton Fire Department | Milton | Norfolk | 56 | — |
| Tewksbury Fire Department | Tewksbury | Middlesex | 56 | Official site |
| Hingham Fire Department | Hingham | Plymouth | 55 | — |
| North Andover Fire Department | North Andover | Essex | 55 | — |
| Town of North Attleboro Fire Department | North Attleboro | Bristol | 55 | — |
| Wakefield Fire Department | Wakefield | Middlesex | 55 | Official site |
| Wellesley Fire Department | Wellesley | Norfolk | 55 | Official site |
| Belmont Fire Department | Belmont | Middlesex | 54 | Official site |
| Canton Fire Department | Canton | Norfolk | 54 | Official site |
| Hyannis Fire Department | Hyannis | Barnstable | 54 | Official site |
| Marshfield Fire Department | Marshfield | Plymouth | 54 | Official site |
| Centerville-Osterville-Marstons Mills (COMM) Fire Department | Centerville | Barnstable | 53 | Official site |
| Bridgewater Fire Department | Bridgewater | Plymouth | 51 | Official site |
| Reading Fire Department | Reading | Middlesex | 51 | Official site |
| Scituate Fire Department | Scituate | Plymouth | 50 | — |
| Amherst Fire Department | Amherst | Hampshire | 49 | Official site |
| Concord Fire Department | Concord | Middlesex | 49 | Official site |
| Danvers Fire Department | Danvers | Essex | 49 | — |
| Dennis Fire Department | West Dennis | Barnstable | 48 | — |
| Sandwich Fire Department | Sandwich | Barnstable | 48 | Official site |
| Walpole Fire Department | Walpole | Norfolk | 47 | Official site |
| Wilmington Fire Department | Wilmington | Middlesex | 47 | Official site |
| Winchester Fire Department | Winchester | Middlesex | 46 | — |
| Hanscom AFB Fire Department | Hanscom Afb | Middlesex | 45 | — |
| Milford Fire Department | Milford | Worcester | 45 | Official site |
| Westborough Fire Department | Westborough | Worcester | 45 | Official site |
| Westford Fire Department | Westford | Middlesex | 44 | Official site |
| Westwood Fire Department | Westwood | Norfolk | 44 | Official site |
| Dracut Fire Department | Dracut | Middlesex | 43 | Official site |
| Town of Acton/Fire Department | Acton | Middlesex | 43 | Official site |
| Town of Stoneham Fire Department | Stoneham | Middlesex | 43 | Official site |
| Bourne Fire/Rescue and Emergency Services | Sagamore Beach | Barnstable | 42 | Official site |
| Marblehead Fire Department | Marblehead | Essex | 42 | — |
| Sudbury Fire Department | Sudbury | Middlesex | 42 | Official site |
| Mansfield Fire Department | Mansfield | Bristol | 41 | Official site |
| Saugus Fire Department | Saugus | Essex | 41 | — |
| Foxborough Fire & Rescue | Foxborough | Norfolk | 38 | Official site |
| Shrewsbury, Massachusetts Fire Department | Shrewsbury | Worcester | 38 | — |
| Harwich FIre Department | Harwich | Barnstable | 36 | Official site |
| Mashpee Fire & Rescue | Mashpee | Barnstable | 36 | Official site |
| Norton Fire-Rescue Department | Norton | Bristol | 36 | Official site |
| Seekonk Fire Department | Seekonk | Bristol | 36 | Official site |
| Ludlow Fire Department | Ludlow | Hampden | 35 | Official site |
| Amesbury Fire Rescue Department | Amesbury | Essex | 34 | Official site |
| Hudson Fire Department | Hudson | Middlesex | 34 | Official site |
| Newburyport Fire Department | Newburyport | Essex | 34 | Official site |
| Swampscott Fire Department | Swampscott | Essex | 34 | — |
| Weston Fire Department | Weston | Middlesex | 34 | Official site |
| Winthrop Fire Department | Winthrop | Suffolk | 34 | — |
| Gardner Fire Department | Gardner | Worcester | 33 | Official site |
| Easton Fire & Rescue Department | South Easton | Bristol | 32 | Official site |
| Town of Sharon Fire Department | Sharon | Norfolk | 32 | Official site |
| Auburn Fire Department | Auburn | Worcester | 31 | — |
| Hull Fire Department | Hull | Plymouth | 31 | Official site |
| Rockland Fire Department | Rockland | Plymouth | 31 | Official site |
| Somerset Fire Department | Somerset | Bristol | 31 | — |
| 104th FW Barnes ANG Fire/Rescue | Westfield | Hampden | 30 | — |
| Greenfield Fire Department | Greenfield | Franklin | 30 | — |
| Middleboro Fire Department | Middleborough | Plymouth | 30 | — |
| Pembroke Fire Department | Pembroke | Plymouth | 30 | — |
| Hanover Fire Department | Hanover | Plymouth | 29 | Official site |
| Bellingham Fire Department | Bellingham | Norfolk | 28 | Official site |
| Duxbury Fire Department | Duxbury | Plymouth | 28 | Official site |
| Longmeadow Fire Department | Longmeadow | Hampden | 28 | Official site |
| Nantucket Fire Department | Nantucket | Nantucket | 28 | Official site |
| Abington Fire Department | Abington | Plymouth | 27 | — |
| Chatham Fire Rescue Department | Chatham | Barnstable | 27 | — |
| Fairhaven Fire Department | Fairhaven | Bristol | 27 | Official site |
| Raynham Fire Department | Raynham | Bristol | 27 | — |
| Town of Southbridge Fire Department | Southbridge | Worcester | 27 | Official site |
| Wayland Fire Department | Wayland | Middlesex | 27 | Official site |
| Ashland Fire Department | Ashland | Middlesex | 26 | Official site |
| Bedford Fire Department | Bedford | Middlesex | 26 | Official site |
| East Longmeadow Fire Department | East Longmeadow | Hampden | 26 | Official site |
| North Adams Fire Department | North Adams | Berkshire | 26 | — |
| Town of Whitman Fire Department | Whitman | Plymouth | 26 | Official site |
| Clinton Fire Department | Clinton | Worcester | 25 | — |
| Devens Fire Department | Devens | Middlesex | 25 | — |
| Easthampton Fire Department | Easthampton | Hampshire | 25 | — |
| Holden Fire Department | Holden | Worcester | 25 | Official site |
| Wareham Fire Department | Wareham | Plymouth | 25 | — |
| Wilbraham Fire Department | Wilbraham | Hampden | 25 | Official site |
| Hopkinton Fire Department | Hopkinton | Middlesex | 24 | Official site |
| Plainville Fire Department | Plainville | Norfolk | 24 | Official site |
| Westport Fire Department | Westport | Bristol | 24 | Official site |
| Brewster Fire Department | Brewster | Barnstable | 23 | Official site |
| Charlton Fire Department | Charlton | Worcester | 23 | Official site |
| East Bridgewater Fire Department | East Bridgewater | Plymouth | 23 | Official site |
| Medway Fire Department | Medway | Norfolk | 23 | — |
| Wrentham Fire Department | Wrentham | Norfolk | 23 | — |
| Eastham Fire Department | Eastham | Barnstable | 22 | — |
| Kingston Fire Department | Kingston | Plymouth | 22 | Official site |
| North Reading Fire Department | North Reading | Middlesex | 22 | Official site |
| Norwell Fire Department | Norwell | Plymouth | 22 | — |
| Southborough Fire Department | Southborough | Worcester | 22 | Official site |
| Holbrook Fire Department | Holbrook | Norfolk | 21 | Official site |
| Orleans Fire Department | Orleans | Barnstable | 21 | — |
| Maynard Fire Department | Maynard | Middlesex | 20 | Official site |
| Salisbury Fire Rescue | Salisbury | Essex | 20 | Official site |
| Town of Northborough Fire Department | Northborough | Worcester | 20 | Official site |
| Ayer Fire Department | Ayer | Middlesex | 19 | Official site |
| Belchertown Fire Department | Belchertown | Hampshire | 19 | Official site |
| Ipswich Fire Department | Ipswich | Essex | 19 | Official site |
| Oxford Fire and Emergency Services | Oxford | Worcester | 19 | Official site |
| Athol Fire Department | Athol | Worcester | 18 | — |
| Barnstable Fire Department | Barnstable | Barnstable | 18 | Official site |
| Hanson Fire Department | Hanson | Plymouth | 18 | — |
| Ware Fire Department | Ware | Hampshire | 18 | — |
| West Bridgewater Fire Department | West Bridgewater | Plymouth | 18 | — |
| Norfolk Fire Department | Noroflk | Norfolk | 17 | Official site |
| Town of Medfield Fire Department | Medfield | Norfolk | 17 | Official site |
| South Hadley MA Fire District #1 | South Hadley | Hampshire | 15 | — |
| Avon Fire Department | Avon | Norfolk | 13 | Official site |
| Freetown Fire Department | East Freetown | Bristol | 13 | Official site |
| Manchester Fire Department | Manchester | Essex | 13 | Official site |
| Middleton Fire Department | Middleton | Essex | 13 | Official site |
| Orange Fire Department | Orange | Franklin | 13 | Official site |
| Rutland Fire Department | Rutland | Worcester | 13 | — |
| Town of Lincoln Fire Department | Natick | Middlesex | 13 | Official site |
| Dudley Fire Department | Dudley | Worcester | 12 | — |
| Northbridge Fire Department | Whitinsville | Worcester | 12 | Official site |
| Town of Littleton Fire Department | Littleton | Middlesex | 12 | Official site |
| Town of Sturbridge Fire Department | Sturbridge | Worcester | 12 | Official site |
| Turners Falls Fire Department | Turners Falls | Franklin | 12 | Official site |
| Dartmouth Fire District # 3 | Dartmouth | Bristol | 11 | Official site |
| Halifax Fire Department | Halifax | Plymouth | 11 | Official site |
| Winchendon Fire Department | Winchendon | Worcester | 11 | Official site |
| Cotuit Fire Department | Cotuit | Barnstable | 10 | — |
| Hadley Fire Department | Hadley | Hampshire | 10 | Official site |
| Lakeville Fire Department | Lakeville | Plymouth | 10 | — |
| Lynnfield Fire Department | Lynnfield | Essex | 10 | Official site |
| Millis Fire Department | Millis | Norfolk | 10 | — |
| Uxbridge Fire Department | Uxbridge | Worcester | 10 | Official site |
| Webster Fire Department | Webster | Worcester | 10 | Official site |
| Westminster Fire Department | Westminster | Worcester | 10 | Official site |
| Dighton Fire Department | Dighton | Bristol | 9 | Official site |
| Douglas Fire Department | Douglas | Worcester | 9 | Official site |
| Lenox Fire Department | Lenox | Berkshire | 9 | Official site |
| Lunenburg Fire Department | Lunenburg | Worcester | 9 | Official site |
| Town of Blackstone Fire Department | Blackstone | Worcester | 9 | — |
| Wellfleet Fire & Rescue Department | Wellfleet | Barnstable | 9 | Official site |
| Acushnet Fire & EMS | Acushnet | Bristol | 8 | Official site |
| Berkley Fire/Rescue Department | Berkley | Bristol | 8 | Official site |
| Boxborough Fire Department | Boxborough | Middlesex | 8 | Official site |
| Monson Fire Department | Monson | Hampden | 8 | Official site |
| Nahant Fire Department | Nahant | Essex | 8 | Official site |
| Hopedale Fire Department | Hopedale | Worcester | 7 | Official site |
| Onset Fire District Fire Department | Onset | Plymouth | 7 | — |
| Rowley Fire Department | Rowley | Essex | 7 | Official site |
| Shirley Fire Department | Shirley | Middlesex | 7 | — |
| Sterling Fire Department | Sterling | Worcester | 7 | Official site |
| Tyngsborough Fire Department | Tyngsborough | Middlesex | 7 | Official site |
| Upton Fire - EMS | Upton | Worcester | 7 | — |
| Ashburnham Fire Department | Ashburnham | Worcester | 6 | Official site |
| South Hadley Fire District No. 2 Fire Department | South Hadley | Hampshire | 6 | Official site |
| Stow Fire | Stow | Middlesex | 6 | Official site |
| Boylston Fire Department | Boylston | Worcester | 5 | Official site |
| Granby Fire Department | Granby | Hampshire | 5 | Official site |
| Mendon Fire Department | Mendon | Worcester | 5 | — |
| Palmer Fire Department | Palmer | Hampden | 5 | Official site |
| Pepperell Fire Department | Pepperell | Middlesex | 5 | Official site |
| Spencer Fire Department | Spencer | Worcester | 5 | Official site |
| Warren Fire Department | Warren | Worcester | 5 | Official site |
| West Barnstable Fire Department | West Barnstable | Barnstable | 5 | Official site |
| Groton Fire Department | Groton | Middlesex | 4 | Official site |
| Hamilton Fire Department | South Hamilton | Essex | 4 | Official site |
| Sutton Fire Department | Sutton | Worcester | 4 | Official site |
| Topsfield Fire Department | Topsfield | Essex | 4 | Official site |
| Townsend Fire-EMS Department | Townsend | Middlesex | 4 | Official site |
| Boxford Fire Department | Boxford | Essex | 3 | Official site |
| Carver Fire Department | Carver | Plymouth | 3 | Official site |
| Erving Fire Department | Erving | Franklin | 3 | — |
| Hubbardston Fire Department | Hubbardston | Worcester | 3 | Official site |
| Mattapoisett Fire Department | Mattapoisett | Plymouth | 3 | Official site |
| Merrimac Fire Department | Merrimac | Essex | 3 | Official site |
| Millville Fire Rescue | Millville | Worcester | 3 | Official site |
| Swansea Fire Department | Swansea | Bristol | 3 | — |
| West Boylston Fire Department | West Boylston | Worcester | 3 | Official site |
| Brookfield Fire Department | Brookfield | Worcester | 2 | Official site |
| Dartmouth Fire District 2 | Dartmouth | Bristol | 2 | — |
| East Brookfield Fire Department | East Brookfield | Worcester | 2 | Official site |
| Grafton Fire Department | Grafton | Worcester | 2 | Official site |
| Harvard Fire Department | Harvard | Worcester | 2 | Official site |
| Hatfield Fire Department | Hatfield | Hampshire | 2 | Official site |
| Marion Fire Department | Marion | Plymouth | 2 | Official site |
| Newbury Fire Department | Newbury | Essex | 2 | Official site |
| Phillipston Fire Department | Phillipston | Worcester | 2 | Official site |
| South Deerfield Fire Department | South Deerfield | Franklin | 2 | — |
| Southwick Fire Department | Southwick | Hampden | 2 | Official site |
| Berlin Fire Department | Berlin | Franklin | 1 | Official site |
| Carlisle Fire Department | Carlisle | Middlesex | 1 | Official site |
| Dalton Fire Department | Dalton | Berkshire | 1 | — |
| Dartmouth Fire District 1 | Dartmouth | Bristol | 1 | — |
| Dover Fire Department | Dover | Norfolk | 1 | — |
| Dunstable Fire Department | Dunstable | Middlesex | 1 | — |
| Edgartown Fire Department | Edgartown | Dukes | 1 | — |
| Great Barrington Fire Department | Great Barrington | Berkshire | 1 | Official site |
| Holliston Fire Department | Holliston | Middlesex | 1 | Official site |
| Lancaster Fire Department | Lancaster | Worcester | 1 | — |
| Princeton Fire Department | Princeton | Worcester | 1 | Official site |
| Rehoboth Fire Department | Rehoboth | Bristol | 1 | Official site |
| Rochester Fire Department | Rochester | Plymouth | 1 | — |
| Shelburne Falls Fire District | Shelburne Falls | Franklin | 1 | Official site |
| Shutesbury Fire Department | Shutesbury | Franklin | 1 | — |
| Southampton Fire Department | Southampton | Hampshire | 1 | — |
| Templeton Fire Department | Baldwinville | Worcester | 1 | — |
| Three Rivers Fire Department | Three Rivers | Hampden | 1 | — |
| Town of Ashfield Fire Department | Ashfield | Franklin | 1 | Official site |
| Town of Barre Fire Department | Barre | Worcester | 1 | — |
| Truro Fire Department | Truro | Barnstable | 1 | Official site |
| Wenham Fire Department | Wenham | Essex | 1 | Official site |
| West Tisbury Fire Department | West Tisbury | Dukes | 1 | Official site |
| Williamstown Fire Department | Willamstown | Berkshire | 1 | — |
Largest first by career firefighters, as each employer reports it to its federal registry.
Source: U.S. Fire Administration (FEMA), National Fire Department Registry. Data captured September 30, 2026.