The median annual wage for Highway Maintenance Workers in Illinois is $58,130 (May 2024 BLS OES). The mean (average) is $61,410.
Pay spans roughly $34,420 at the 10th percentile to $89,880 at the 90th, so experience and specialisation move this figure a lot. At the median that is about $27.95 per hour. An estimated 11,050 people work as highway maintenance workers in Illinois.
| Median (annual) | $58,130 |
| Mean (annual) | $61,410 |
| Median (hourly) | $27.95 |
| 10th percentile | $34,420 |
| 90th percentile | $89,880 |
| Employment | 11,050 |
Updated 2026-07-23.
Source: BLS OES May 2024 — bls.gov/oes. Checked 2026-07-23.