Environmental Engineer Salary in Washington
Based on 2K+ workers in Washington
Data year: 2025 · Last updated: June 2026
Median Annual Salary (WA)
$125,460
$60.317/hr
vs National Average
$104,071
+20.6% vs national median
Salary Range (10th–90th)
$81K – $176K
2K employed in Washington
Salary Distribution — Environmental Engineer in Washington
| Percentile | Annual Salary |
|---|---|
| 10th percentile | $80,660 |
| 25th percentile | $100,200 |
| Median (50th percentile) | $125,460 |
| 75th percentile | $161,250 |
| 90th percentile | $175,610 |
Historical Salary Trend — Environmental Engineer in Washington vs National
| Year | Median Salary (United States) |
|---|---|
| 2022 | $100,240 |
| 2023 | $103,940 |
| 2024 | $115,770 |
| 2025 | $125,460 |
| Year | Washington Median | National Median |
|---|---|---|
| 2022 | $100,240 | $92,026 |
| 2023 | $103,940 | $96,306 |
| 2024 | $115,770 | $100,067 |
| 2025 | $125,460 | $104,071 |