The median annual wage for Probation Officers and Correctional Treatment Specialists in Chicago-Naperville-Elgin, IL-IN is $70,820 (May 2024 BLS OES). The mean (average) is $79,650.
Pay spans roughly $53,150 at the 10th percentile to $106,290 at the 90th, so experience and specialisation move this figure a lot. At the median that is about $34.05 per hour. An estimated 1,440 people work as probation officers and correctional treatment specialists in Chicago-Naperville-Elgin, IL-IN.
| Median (annual) | $70,820 |
| Mean (annual) | $79,650 |
| Median (hourly) | $34.05 |
| 10th percentile | $53,150 |
| 90th percentile | $106,290 |
| Employment | 1,440 |
Updated 2026-07-23.
Source: BLS OES May 2024 — bls.gov/oes. Checked 2026-07-23.