The median annual wage for Plumbers, Pipefitters, and Steamfitters in Washington is $79,070 (May 2024 BLS OES). The mean (average) is $87,360.
Pay spans roughly $47,570 at the 10th percentile to $139,280 at the 90th, so experience and specialisation move this figure a lot. At the median that is about $38.02 per hour. An estimated 12,210 people work as plumbers, pipefitters, and steamfitters in Washington.
| Median (annual) | $79,070 |
| Mean (annual) | $87,360 |
| Median (hourly) | $38.02 |
| 10th percentile | $47,570 |
| 90th percentile | $139,280 |
| Employment | 12,210 |
Updated 2026-07-23.
Source: BLS OES May 2024 — bls.gov/oes. Checked 2026-07-23.