The median annual wage for Chemical Engineers in Washington is $130,830 (May 2024 BLS OES). The mean (average) is $136,270.
Pay spans roughly $92,610 at the 10th percentile to $182,040 at the 90th, so experience and specialisation move this figure a lot. At the median that is about $62.90 per hour. An estimated 600 people work as chemical engineers in Washington.
| Median (annual) | $130,830 |
| Mean (annual) | $136,270 |
| Median (hourly) | $62.90 |
| 10th percentile | $92,610 |
| 90th percentile | $182,040 |
| Employment | 600 |
Updated 2026-07-23.
Source: BLS OES May 2024 — bls.gov/oes. Checked 2026-07-23.