Detectives and Criminal Investigators pay in Illinois
In Illinois, the median pay for detectives and criminal investigators is $43.84 an hour ($91,190 a year). About 3,270 people work in this job there.
That is 3% lower than the U.S. median ($93,790). Illinois ranks 22nd of 51 states and territories for this job’s median pay.
Pay range for detectives and criminal investigators in Illinois
| Earns more than | Hourly | Yearly |
|---|---|---|
| 10% of workers | $25.94 | $53,960 |
| 25% of workers | $33.46 | $69,590 |
| Half of workers (median) | $43.84 | $91,190 |
| 75% of workers | $55.12 | $114,640 |
| 90% of workers | $75.51 | $157,060 |
Detectives and Criminal Investigators pay in Illinois metro areas
| Metro area | Median yearly pay | People in this job |
|---|---|---|
| Rockford | $104,150 | 130 |
| Chicago-Naperville-Elgin | $102,260 | 2,290 |
| Springfield | $88,790 | 120 |
| Peoria | $73,700 | 80 |
| Champaign-Urbana | $73,430 | 60 |
Illinois unemployment rate: 4.7% (August 2026), U.S. Bureau of Labor Statistics.
Education, experience and outlook for detectives and criminal investigators
- Typical education to start: High school diploma or equivalent (BLS)
- Related work experience most have: 1 to 2 years (O*NET)
- Experience usually needed to start: Less than 5 years (BLS)
- Training on the job: Moderate-term on-the-job training (BLS)
- Job outlook: +0.2% over ten years, little or no change · about 7,800 openings a year (BLS)
Related jobs in Illinois
| Job | Median yearly pay |
|---|---|
| Police and Sheriff's Patrol Officers | $100,520 |
| Compliance Officers | $80,550 |
| Financial Specialists, All Other | $81,180 |
| First-Line Supervisors of Police and Detectives | $135,080 |
| First-Line Supervisors of Correctional Officers | $105,450 |
| Probation Officers and Correctional Treatment Specialists | $74,390 |
| Private Detectives and Investigators | $60,210 |
| Bailiffs | $46,390 |
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Post a job freeFind jobsCheck pay for any jobSource: U.S. Bureau of Labor Statistics, Occupational Employment and Wage Statistics (OEWS), May 2025 estimates. Figures are for wage and salary workers and do not include the self-employed. The median is the middle wage: half earn more, half earn less. Other job titles: O*NET 31.0 Database by the U.S. Department of Labor, Employment and Training Administration (USDOL/ETA), used under the CC BY 4.0 license; O*NET® is a trademark of USDOL/ETA. JAI Bot has modified this information; USDOL/ETA has not approved, endorsed, or tested these modifications.