The median annual wage for Private Detectives and Investigators in Peoria, IL is $53,440 (May 2024 BLS OES). The mean (average) is $59,480.
Pay spans roughly $36,410 at the 10th percentile to $89,780 at the 90th, so experience and specialisation move this figure a lot. At the median that is about $25.69 per hour. An estimated 30 people work as private detectives and investigators in Peoria, IL.
| Median (annual) | $53,440 |
| Mean (annual) | $59,480 |
| Median (hourly) | $25.69 |
| 10th percentile | $36,410 |
| 90th percentile | $89,780 |
| Employment | 30 |
Updated 2026-07-23.
Source: BLS OES May 2024 — bls.gov/oes. Checked 2026-07-23.