Chemical Engineer Salary in Illinois
Based on 490+ workers in Illinois
Data year: 2024 · Last updated: May 2026
Median Annual Salary (IL)
$120,360
$57.865/hr
vs National Average
$114,171
+5.4% vs national median
Salary Range (10th–90th)
$74K – $171K
490 employed in Illinois
Salary Distribution — Chemical Engineer in Illinois
| Percentile | Annual Salary |
|---|---|
| 10th percentile | $74,230 |
| 25th percentile | $95,750 |
| Median (50th percentile) | $120,360 |
| 75th percentile | $150,260 |
| 90th percentile | $171,110 |
Historical Salary Trend — Chemical Engineer in Illinois vs National
| Year | Median Salary (United States) |
|---|---|
| 2022 | $110,130 |
| 2023 | $107,080 |
| 2024 | $120,360 |
| Year | Illinois Median | National Median |
|---|---|---|
| 2022 | $110,130 | $104,335 |
| 2023 | $107,080 | $110,377 |
| 2024 | $120,360 | $114,171 |