The median annual wage for Library Science Teachers, Postsecondary in Illinois is $76,030 (May 2024 BLS OES). The mean (average) is $76,430.
Pay spans roughly $59,370 at the 10th percentile to $99,800 at the 90th, so experience and specialisation move this figure a lot. An estimated 540 people work as library science teachers, postsecondary in Illinois.
| Median (annual) | $76,030 |
| Mean (annual) | $76,430 |
| Median (hourly) | — |
| 10th percentile | $59,370 |
| 90th percentile | $99,800 |
| Employment | 540 |
Updated 2026-07-23.
Source: BLS OES May 2024 — bls.gov/oes. Checked 2026-07-23.