The median annual wage for Probation Officers and Correctional Treatment Specialists in St. Louis, MO-IL is $47,840 (May 2024 BLS OES). The mean (average) is $56,400.
Pay spans roughly $45,390 at the 10th percentile to $86,310 at the 90th, so experience and specialisation move this figure a lot. At the median that is about $23.00 per hour. An estimated 570 people work as probation officers and correctional treatment specialists in St. Louis, MO-IL.
| Median (annual) | $47,840 |
| Mean (annual) | $56,400 |
| Median (hourly) | $23.00 |
| 10th percentile | $45,390 |
| 90th percentile | $86,310 |
| Employment | 570 |
Updated 2026-07-23.
Source: BLS OES May 2024 — bls.gov/oes. Checked 2026-07-23.