Mechanical Engineer Salary in Illinois
Based on 10K+ workers in Illinois
Data year: 2024 · Last updated: May 2026
Median Annual Salary (IL)
$99,730
$47.947/hr
vs National Average
$102,901
-3.1% vs national median
Salary Range (10th–90th)
$67K – $144K
10K employed in Illinois
Salary Distribution — Mechanical Engineer in Illinois
| Percentile | Annual Salary |
|---|---|
| 10th percentile | $67,200 |
| 25th percentile | $80,690 |
| Median (50th percentile) | $99,730 |
| 75th percentile | $124,490 |
| 90th percentile | $143,500 |
Historical Salary Trend — Mechanical Engineer in Illinois vs National
| Year | Median Salary (United States) |
|---|---|
| 2022 | $94,820 |
| 2023 | $99,420 |
| 2024 | $99,730 |
| Year | Illinois Median | National Median |
|---|---|---|
| 2022 | $94,820 | $92,043 |
| 2023 | $99,420 | $97,128 |
| 2024 | $99,730 | $102,901 |