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Firefighting & Fire Protection

Fire Inspector and Investigator

Salary, job outlook, education and requirements

Inspect buildings to detect fire hazards and enforce local ordinances and state laws, or investigate and gather facts to determine cause of fires and explosions.

Also called: Arson Investigator · Fire Code Inspector · Fire Inspector · Fire Investigator · Fire Official · Fire Prevention Inspector · Fire Prevention Specialist · Fire Protection Specialist

O*NET-SOC 33-2021.00 (Fire Inspectors and Investigators)

National median pay
$75,920
$36.50 per hour · 2025 data
Projected growth
4%
2025-2035, United States
Openings per year
1,600
Projected annual job openings
Typical education
Postsecondary certificate
Experience: 5 years or more work experience

Fire Inspector and Investigator salary

Wages for fire inspectors and investigators across all employers, 2025 data. The 10th percentile is typical entry-level pay; the 90th percentile reflects the most experienced and highest-paid workers.

10th percentile
$46,530
per year
25th percentile
$58,690
per year
Median
$75,920
per year
75th percentile
$95,120
per year
90th percentile
$118,750
per year

National median hourly wage: $36.50.

Fire Inspector and Investigator pay by state

Ten largest states by population, annual wages.

State10th percentileMedian90th percentile
California$60,080$99,230$150,590
Texas$55,620$82,390$102,150
Florida$51,990$75,660$105,540
New York$52,190$73,920$122,230
Pennsylvania$35,780$59,080$95,890
Illinois$35,070$62,400$125,530
Ohio$42,580$59,280$130,530
Georgia$42,350$64,550$93,010
North Carolina$39,260$66,820$90,890
Michigan$45,010$77,460$100,050

Fire Inspector and Investigator job outlook

  • Employment is projected to go from 14,700 jobs in 2025 to 15,300 in 2035 (4% change).
  • About 1,600 openings are projected each year, including jobs that open up as workers retire or change occupations.
  • CareerOneStop outlook rating: Average.

How to become a fire inspector and investigator

Typical entry education
Postsecondary certificate
Work experience
5 years or more work experience
On-the-job training
1 to 12 months on-the-job training

Education level of current workers

  • Less than high school diploma2.7%
  • High school diploma or equivalent19.3%
  • Some college, no degree29.6%
  • Associate's degree15%
  • Bachelor's degree26.4%
  • Master's degree5.6%
  • Doctoral or professional degree1.3%

Related training programs

  • Fire Prevention and Safety Technology/Technician
  • Fire Science/Fire-fighting
  • Fire/Arson Investigation and Prevention

What does a fire inspector and investigator do?

Common tasks

  • Prepare and maintain reports of investigation results, and records of convicted arsonists and arson suspects.
  • Testify in court cases involving fires, suspected arson, and false alarms.
  • Package collected pieces of evidence in securely closed containers, such as bags, crates, or boxes, to protect them.
  • Conduct inspections and acceptance testing of newly installed fire protection systems.
  • Analyze evidence and other information to determine probable cause of fire or explosion.
  • Subpoena and interview witnesses, property owners, and building occupants to obtain information and sworn testimony.
  • Photograph damage and evidence related to causes of fires or explosions to document investigation findings.
  • Examine fire sites and collect evidence such as glass, metal fragments, charred wood, and accelerant residue for use in determining the cause of a fire.
  • Inspect buildings to locate hazardous conditions and fire code violations, such as accumulations of combustible material, electrical wiring problems, and inadequate or non-functional fire exits.
  • Instruct children about the dangers of fire.

Most important skills

Active Listening
Listening to others, not interrupting, and asking good questions.
Critical Thinking
Thinking about the pros and cons of different ways to solve a problem.
Writing
Writing things for co-workers or customers.
Speaking
Talking to others.
Reading Comprehension
Reading work-related information.
Social Perceptiveness
Understanding people's reactions.
Service Orientation
Looking for ways to help people.
Persuasion
Talking people into changing their minds or their behavior.

Fire Inspector and Investigator certifications

8 of 27 certifications CareerOneStop maps to this occupation. Requirements vary by employer and state.

See all 27certifications in CareerOneStop's Certification Finder

Fire Inspector and Investigator jobs

Current federal openings from USAJOBS. For more firefighting & fire protection jobs, including private-sector listings, see the Firefighting & Fire Protection jobs hub.

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Job data from USAJOBS.gov. Careers.org is not affiliated with or endorsed by OPM.

  • Fire-Prevention and Protection Engineers
  • Firefighter
  • Forest Fire Inspectors and Prevention Specialists
  • First-Line Supervisors of Firefighting and Prevention Workers
  • Construction and Building Inspectors
  • Occupational Health and Safety Specialist
  • Health and Safety Engineers, Except Mining Safety Engineers and Inspectors
  • Government Property Inspectors and Investigators
  • Aviation Inspectors
  • Environmental Compliance Inspectors

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This page includes information from CareerOneStop, sponsored by the U.S. Department of Labor, Employment and Training Administration (DOLETA), and the Minnesota Department of Employment and Economic Development (DEED).

Source: CareerOneStop occupation profile for Fire Inspectors and Investigators. Wages are from the BLS Occupational Employment and Wage Statistics program; projections are national long-term projections.