Environmental Engineer Salary in Illinois
Based on 1K+ workers in Illinois
Data year: 2024 · Last updated: May 2026
Median Annual Salary (IL)
$107,550
$51.707/hr
vs National Average
$100,067
+7.5% vs national median
Salary Range (10th–90th)
$70K – $150K
1K employed in Illinois
Salary Distribution — Environmental Engineer in Illinois
| Percentile | Annual Salary |
|---|---|
| 10th percentile | $69,590 |
| 25th percentile | $84,610 |
| Median (50th percentile) | $107,550 |
| 75th percentile | $126,190 |
| 90th percentile | $150,070 |
Historical Salary Trend — Environmental Engineer in Illinois vs National
| Year | Median Salary (United States) |
|---|---|
| 2022 | $108,500 |
| 2023 | $102,000 |
| 2024 | $107,550 |
| Year | Illinois Median | National Median |
|---|---|---|
| 2022 | $108,500 | $92,026 |
| 2023 | $102,000 | $96,306 |
| 2024 | $107,550 | $100,067 |