BLS Occupational Employment & Wage Statistics · May 2025
Detectives and Criminal Investigators in Illinois earn between $53,960 and $157,060, with a mean of $97,480. The national average for this role is $99,422.
| Location | Mean Salary |
|---|---|
| Illinois | $97,480 |
| National Average | $99,422 |
| District of Columbia | $148,110 |
| Maryland | $130,040 |
| Alaska | $125,160 |
| Hawaii | $124,610 |
Bureau of Labor Statistics OEWS, May 2025. Illinois. Hourly wages assume 2,080 hours/year.