The median annual wage for Postal Service Clerks in Illinois is $61,110 (May 2024 BLS OES). The mean (average) is $60,730.
Pay spans roughly $42,600 at the 10th percentile to $74,050 at the 90th, so experience and specialisation move this figure a lot. At the median that is about $29.38 per hour. An estimated 2,920 people work as postal service clerks in Illinois.
| Median (annual) | $61,110 |
| Mean (annual) | $60,730 |
| Median (hourly) | $29.38 |
| 10th percentile | $42,600 |
| 90th percentile | $74,050 |
| Employment | 2,920 |
Updated 2026-07-23.
Source: BLS OES May 2024 — bls.gov/oes. Checked 2026-07-23.