| Fire department | City | County | Career firefighters | Website |
|---|---|---|---|---|
| Newark Fire Division | Newark | Essex | 600 | — |
| Jersey City Fire Department | Jersey City | Hudson | 561 | — |
| Paterson Fire Department | Paterson | Passaic | 330 | Official site |
| Elizabeth Fire Department | Elizabeth | Union | 269 | — |
| North Hudson Regional Fire & Rescue | West New York | Hudson | 265 | — |
| Atlantic City Fire Department | Atlantic City | Atlantic | 235 | — |
| Trenton Fire Department | Trenton | Mercer | 219 | Official site |
| City of Camden Fire Department | Camden | Camden | 184 | Official site |
| East Orange Fire Department | East Orange | Essex | 168 | — |
| Bayonne Fire Department | Bayonne | Hudson | 167 | Official site |
| Clifton Fire Department | Clifton | Passaic | 143 | Official site |
| Edison Division of Fire | Edison | Middlesex | 122 | Official site |
| Township of Union Fire Department | Union | Union | 122 | Official site |
| Irvington Fire Department | Irvington | Essex | 121 | — |
| City of Linden Fire Department | Linden | Union | 117 | Official site |
| Hackensack Fire Department | Hackensack | Bergen | 106 | Official site |
| Hoboken Fire Department | Hoboken | Hudson | 106 | Official site |
| Passaic Fire Department | Passaic | Passaic | 106 | — |
| Plainfield Fire Division | Plainfield | Union | 105 | — |
| Kearny Fire Department | Kearny | Hudson | 99 | — |
| City of New Brunswick Fire Department | New Brunswick | Middlesex | 96 | Official site |
| Teaneck Fire Department | Teaneck | Bergen | 91 | Official site |
| West Orange Township Fire Department | West Orange | Essex | 88 | Official site |
| Montclair Fire Department | Montclair | Essex | 84 | — |
| Cherry Hill Fire Department | Cherry Hill | Camden | 81 | Official site |
| Bloomfield Fire Department | Bloomfield | Essex | 78 | Official site |
| City of Orange Township Fire Department | Orange | Essex | 75 | Official site |
| Perth Amboy Fire Department | Perth Amboy | Middlesex | 72 | Official site |
| Belleville Fire Department | Belleville | Essex | 65 | — |
| Ocean City Fire Department | Ocean City | Cape May | 65 | — |
| McGuire Air Force Base Fire Department | Mcguire Afb | Burlington | 60 | — |
| Rahway Fire Department | Rahway | Union | 57 | Official site |
| Harrison Fire Department | Harrison | Hudson | 56 | — |
| Asbury Park Fire Department | Asbury Park | Monmouth | 55 | Official site |
| Mount Laurel Fire Department | Mount Laurel | Burlington | 54 | Official site |
| Naval Air Engineering Station Fire Department | Lakehurst | Ocean | 54 | — |
| West Deptford Fire Department | West Deptford | Gloucester | 52 | Official site |
| Englewood Fire Department | Englewood | Bergen | 51 | Official site |
| Hillside Fire Department | Hillside | Union | 48 | Official site |
| Township of Millburn | Millburn | Essex | 46 | — |
| Ridgewood Fire Department | Ridgewood | Bergen | 45 | Official site |
| Ventnor City Fire Department | Ventnor City | Atlantic | 45 | Official site |
| Maplewood Fire Department | Maplewood | Essex | 43 | — |
| Fort Monmouth Fire & Emergency Services | Fort Monmouth | Monmouth | 42 | — |
| Nutley Fire Department | Nutley | Essex | 39 | Official site |
| Voorhees Township Fire Department | Voorhees | Camden | 38 | Official site |
| Westfield Fire Department | Westfield | Union | 38 | Official site |
| Margate City Fire Department | Margate City | Atlantic | 35 | Official site |
| Meadowlands Fire Department | East Rutherford | Bergen | 35 | — |
| US Army Fire and Emergency Services | Fort Dix | Burlington | 35 | Official site |
| Brigantine Department of Fire and EMS | Brigantine | Atlantic | 34 | — |
| Evesham Fire-Rescue | Marlton | Burlington | 34 | Official site |
| Monroe Township Fire District 3 | Monroe Twp | Middlesex | 34 | Official site |
| Pleasantville Fire Department | Pleasantville | Atlantic | 34 | — |
| Morristown Fire Bureau | Morristown | Morris | 32 | Official site |
| Picatinny Fire and Emergency Services | Picatinny Arsenal | Morris | 32 | Official site |
| Roselle Fire Department | Roselle | Union | 32 | — |
| Summit Fire Department | Summit | Union | 32 | Official site |
| North Plainfield Fire Department | North Plainfield | Somerset | 31 | Official site |
| South Orange Fire Department | South Orange | Essex | 31 | Official site |
| Cranford Fire Department | Cranford | Union | 30 | Official site |
| Collingswood Fire Department | Collingswood | Camden | 29 | Official site |
| City of Vineland Fire Department | Vineland | Cumberland | 27 | — |
| Hanover Township Fire District #3 | Cedar Knolls | Morris | 27 | Official site |
| City of Long Branch Fire | Long Branch | Monmouth | 25 | — |
| Springfield Fire Department | Springfield | Union | 25 | — |
| Westampton Township Emergency Services | Westampton | Burlington | 25 | Official site |
| Woodbridge Fire Department | Woodbridge | Middlesex | 24 | — |
| Carteret Fire Department | Carteret | Middlesex | 23 | — |
| Gloucester City Fire Department | Gloucester City | Camden | 23 | Official site |
| Willingboro Fire Department | Willingboro | Burlington | 23 | Official site |
| Winslow Township Fire Department | Sicklerville | Camden | 23 | Official site |
| Cinnaminson Fire Department | Cinnaminson | Burlington | 21 | Official site |
| City of Bridgeton Fire Department | Bridgeton | Cumberland | 21 | Official site |
| Princeton Plasma Physics Laboratory Emergency Services | Princeton | Mercer | 21 | Official site |
| Robbinsville Township Fire Department | Robbinsville | Mercer | 21 | Official site |
| City of Cape May Fire Department | Cape May | Cape May | 20 | — |
| Deptford Fire Department | Deptford | Gloucester | 20 | Official site |
| South Jersey Transportation Authority | Egg Harbor Township | Atlantic | 20 | — |
| Morris Township Fire Department | Convent Station | Morris | 19 | Official site |
| Nottingham Fire Company | Hamilton | Mercer | 19 | — |
| Hamilton Township Fire District #9 / Groveville Fire Company | Hamilton | Mercer | 18 | Official site |
| Hamilton Township Fire District No. 3 | Hamilton | Mercer | 18 | Official site |
| North Wildwood Fire Department | North Wildwood | Cape May | 18 | Official site |
| Pennsauken Fire Department | Pennsauken | Camden | 18 | Official site |
| Wildwood City Fire Department | Wildwood | Cape May | 18 | — |
| Millville Fire Department | Millville | Cumberland | 17 | Official site |
| Monroe Township Fire District 2 | Monroe Township | Middlesex | 17 | Official site |
| U.S. Coast Guard Training Center Fire Department | Cape May | Cape May | 17 | — |
| Atlantic City International Airport Fire Department | Egg Harbor Twp | Atlantic | 16 | — |
| Washington Township Fire Department | Sewell | Gloucester | 16 | Official site |
| Hamilton Township Fire District NO 2 | Hamilton | Mercer | 15 | Official site |
| Town of Dover Fire Department | Dover | Morris | 15 | — |
| West Windsor Fire and Emergency Services | West Windsor | Mercer | 15 | Official site |
| Jackson Fire District NO 3 | Jackson | Ocean | 14 | Official site |
| Madison Fire Department | Madison | Morris | 14 | Official site |
| Millstone Township Fire Company | Millstone Township | Monmouth | 14 | Official site |
| Plainsboro Volunteer Fire Company #1 / Plainsboro Fire District | Plainsboro | Middlesex | 13 | Official site |
| Enterprise Volunteer Fire Company - Hamilton Fire Company | Hamilton | Mercer | 12 | — |
| Lakewood Fire Department | Lakewood | Ocean | 12 | — |
| Bordentown Township Fire District #2 | Bordentown | Burlington | 11 | — |
| New Egypt Fire Company #1 | New Egypt | Ocean | 11 | Official site |
| Kingston Volunteer Fire Company # 1 | Kingston | Middlesex | 10 | Official site |
| Mantua Township Fire District #1 | Sewell | Gloucester | 10 | Official site |
| Rosenhayn Fire & Rescue | Rosenhayn | Cumberland | 10 | — |
| Florence Township Fire Department | Florence | Burlington | 9 | Official site |
| Fords Fire Company | Fords | Middlesex | 9 | Official site |
| Hamilton Fire District 6/White Horse Fire Company | Hamilton | Mercer | 9 | Official site |
| Linwood Volunteer Fire Company #1 | Linwood | Atlantic | 9 | — |
| Medford Township Department of Fire & EMS | Medford | Burlington | 9 | Official site |
| Stone Harbor Fire Department | Stone Harbor | Cape May | 9 | Official site |
| Neptune City Fire Department | Neptune | Monmouth | 8 | — |
| Cheesequake Volunteer Fire Company | Matawan | Monmouth | 7 | Official site |
| Northfield Fire Department | Northfield | Atlantic | 7 | — |
| Pine Hill Fire Department | Pine Hill | Camden | 7 | — |
| South Wall Fire Rescue / Wall Township Fire District #3 | Manasquan | Monmouth | 7 | — |
| Ancora Hospital Fire Company | Hammonton | Camden | 6 | — |
| Bergenfield Fire Department | Bergenfield | Bergen | 6 | Official site |
| Chews Landing Fire Department | Blackwood | Camden | 6 | Official site |
| Colonial Fire Company | Hamilton | Mercer | 6 | — |
| Decou Hose Company | Hamilton | Mercer | 6 | — |
| Fort Lee Fire Department | Fort Lee | Bergen | 6 | Official site |
| Pennsville Fire and Rescue Company 1 | Pennsville | Salem | 6 | Official site |
| Bordentown Township Fire District #1 | Trenton | Burlington | 5 | Official site |
| Brick Township Fire Department #2 | Brick | Ocean | 5 | Official site |
| Burlington County Department of Fire Marshal | Mt Holly | Burlington | 5 | Official site |
| Cresskill Volunteer Fire Department | Cresskill | Bergen | 5 | — |
| Glassboro Fire Department | Glassboro | Gloucester | 5 | Official site |
| Hopewell Township Fire District #1 | Titusville | Mercer | 5 | Official site |
| Jackson Fire District # 4 | Jackson | Ocean | 5 | — |
| Six Flags Great Adventure Fire Department | Jackson | Ocean | 5 | — |
| Gloucester Township Fire District 6 | Sicklerville | Camden | 4 | — |
| Neptune Fire District #1 | Neptune | Monmouth | 4 | Official site |
| Slackwood Volunteer Fire Company #1 inc. | Lawrenceville | Mercer | 4 | Official site |
| Southard Fire Department No. 1 | Howell | Monmouth | 4 | Official site |
| Union Fire Company #1 | Crosswicks | Burlington | 4 | Official site |
| Whippany Fire Department | Whippany | Morris | 4 | Official site |
| Woodbury Fire Department | Woodbury | Gloucester | 4 | Official site |
| Cassville Volunteer Fire Company No 1 | Jackson | Ocean | 3 | Official site |
| Deal Fire Company #2 | Deal | Monmouth | 3 | — |
| Edgewater Fire Department | Edgewater | Bergen | 3 | — |
| Haddon Heights Fire Department | Haddon Heights | Camden | 3 | — |
| Lambertville Fire Department | Lambertville | Hunterdon | 3 | Official site |
| Monroe Township Volunteer Fire Company #1 | Monroe Township | Middlesex | 3 | Official site |
| Prospect Heights Volunteer Fire Company | Ewing | Mercer | 3 | Official site |
| Wanamassa Fire Company | Ocean | Monmouth | 3 | Official site |
| West Trenton Volunteer Fire Company | Ewing | Mercer | 3 | Official site |
| Westville Fire Department | Westville | Gloucester | 3 | Official site |
| Whitesville Fire Company | Jackson | Ocean | 3 | — |
| Burlington Township Fire Department | Burlington | Burlington | 2 | Official site |
| Byram Township Fire Department | Andover | Sussex | 2 | — |
| Cliffside Park Volunteer Fire Department | Cliffside Park | Bergen | 2 | — |
| Livingston Fire Department | Livingston | Essex | 2 | Official site |
| Madison Park Fire Company | Parlin | Middlesex | 2 | — |
| Runnemede Fire Department & EMS | Runnemede | Camden | 2 | Official site |
| West Milford Fire Department | West Milford | Passaic | 2 | Official site |
| West Windsor Volunteer Fire Company 1 | Princeton Junction | Mercer | 2 | — |
| Barrington Fire Company | Barrington | Camden | 1 | — |
| Chatham Borough Fire Department | Chatham | Morris | 1 | Official site |
| East Hanover Fire Department | East Hanover | Morris | 1 | Official site |
| Highland Park Volunteer Fire Department | Highland Park | Middlesex | 1 | — |
| Hope Fire Company | Allentown | Monmouth | 1 | — |
| Hopewell Fire Department | Hopewell | Mercer | 1 | Official site |
| Kendall Park Volunteer Fire Company | Kendall Park | Middlesex | 1 | Official site |
| Moorestown Fire Department | Moorestown | Burlington | 1 | Official site |
| Niagara Fire Company | Merchantville | Camden | 1 | Official site |
| Ocean Grove Fire Department | Ocean Grove | Monmouth | 1 | — |
| Scotch Plains Fire Department | Scotch Plains | Union | 1 | Official site |
| Squankum Fire Company | Farmingdale | Monmouth | 1 | Official site |
| Wall Township Fire District #2 - Glendola Fire Company | Wall | Monmouth | 1 | Official site |
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.