Fire departments · 7,955
Public fire departments with at least one career (paid) firefighter, as registered with the U.S. Fire Administration.
States with the most:
All states → · Jobs: Battalion Chief / Fire Chief, Fire / Arson Investigator, Fire Captain / Lieutenant, Fire Engineer / Driver-Operator, Fire Inspector / Fire Marshal, Firefighter, Firefighter/Paramedic
Source: U.S. Fire Administration (FEMA), National Fire Department Registry. Data captured September 30, 2026.
Transit agencies · 1,754
Public transit agencies reporting to the National Transit Database. Service an agency contracts out is run by private operators' employees.
States with the most:
All states → · Jobs: Bus Operator (public transit), Conductor (transit / commuter rail), Station Agent / Transit Customer Service, Train Operator (subway / light rail), Transit Bus Mechanic, Transit Police Officer
Source: Federal Transit Administration, National Transit Database 2024 — Reporter Agency Information. Data captured September 30, 2026.
School districts · 13,321
Regular public school districts in the NCES Common Core of Data (charter-only districts are not included).
States with the most:
All states → · Jobs: Assistant Principal, Career & Technical Education (CTE) Teacher, Crossing Guard, Custodian (schools & public buildings), Elementary School Teacher, ESL / ELL Teacher, High School Teacher, Instructional Coach / Coordinator, Kindergarten Teacher, Middle School Teacher, Paraprofessional / Teacher Aide, Principal, Public Pre-K Teacher, Public School Teacher (hub), School Bus Driver, School Bus Monitor / Aide, School Cafeteria / Food Service Worker, School Counselor, School Librarian / Media Specialist, School Nurse, School Psychologist, School Secretary / Office Manager, School Social Worker, School Speech-Language Pathologist, School Superintendent, Special Education Teacher, Substitute Teacher
Source: National Center for Education Statistics, Common Core of Data, 2024–25 local education agency universe (directory and staff). Data captured September 30, 2026.
Police departments · 11,828
Municipal and county police departments in the FBI's law-enforcement agency list.
States with the most:
All states → · Jobs: Community Service Officer (civilian police), Crime Scene Investigator / Forensic Technician, Detective / Criminal Investigator, Police Officer, School Resource Officer
Source: Federal Bureau of Investigation, Crime Data Explorer — law-enforcement agencies by state (API). Data captured September 30, 2026.
Sheriff's offices · 2,985
County sheriff's offices in the FBI's law-enforcement agency list.
States with the most:
All states → · Jobs: Crime Scene Investigator / Forensic Technician, Deputy Sheriff, Detective / Criminal Investigator, Detention Officer (county jail), School Resource Officer, Sheriff (elected)
Source: Federal Bureau of Investigation, Crime Data Explorer — law-enforcement agencies by state (API). Data captured September 30, 2026.
Campus police departments · 956
College and university police departments in the FBI's law-enforcement agency list.
States with the most:
All states → · Jobs: Campus / University Police Officer
Source: Federal Bureau of Investigation, Crime Data Explorer — law-enforcement agencies by state (API). Data captured September 30, 2026.