The median annual wage for Mental Health and Substance Abuse Social Workers in Illinois is $58,090 (May 2024 BLS OES). The mean (average) is $61,600.
Pay spans roughly $41,600 at the 10th percentile to $87,960 at the 90th, so experience and specialisation move this figure a lot. At the median that is about $27.93 per hour. An estimated 1,730 people work as mental health and substance abuse social workers in Illinois.
| Median (annual) | $58,090 |
| Mean (annual) | $61,600 |
| Median (hourly) | $27.93 |
| 10th percentile | $41,600 |
| 90th percentile | $87,960 |
| Employment | 1,730 |
Updated 2026-07-23.
Source: BLS OES May 2024 — bls.gov/oes. Checked 2026-07-23.