Plumber Salary in Seattle
Metro area wage data for plumbers and pipefitters from the BLS OEWS program, May 2025.
Wage figures reflect all plumbers across all employment types, union and non-union, residential and commercial, apprentice through master. Union journeymen typically earn above the area median. Non-union residential work typically falls below it.
UA Local 32 and Washington prevailing wage anchor a strong union plumber market in Seattle.
Seattle-area plumbing work runs through UA Local 32 and the Seattle Area Pipe Trades JATC. Washington State's prevailing wage law applies to public construction, and the metro's sustained tech sector buildout keeps commercial plumbing demand consistently above supply. The rolling year-round application window is uncommon among UA locals and reflects the market's ongoing need for new apprentices.
- →UA Local 32 — Seattle Area Pipe Trades JATC
- →Washington State Prevailing Wage Act on public projects
- →Year-round application window reflects sustained demand
UA Local 32 journeyman plumber Journey-Level Rate
Union scale reflects the UA Local 32 journeyman plumber journey-level rate under the current collective bargaining agreement. The BLS area median reflects all plumbers across all employment types and experience levels.
| Training Center | Seattle Area Pipe Trades Joint Apprenticeship Training Center |
| Address | 595 Monster Rd SW, Suite 100, Renton, WA 98057 |
| Phone | (425) 271-5900 |
| Minimum Score | No minimum |
| Application Window | Year-round, Monday–Friday 7:30 AM–3:30 PM; interviews conducted twice yearly based on demand |
Applying to UA Local 32?
The aptitude test is required for all applicants to UA Local 32. See what to expect and how to prepare.
What to expect →All plumbers — union and non-union, all experience levels
All plumbers — union and non-union, all experience levels. Wage figures only, employer-paid benefits, pension contributions, and health and welfare are not included.
| Annual Median Wage | $95,230 |
| Annual Mean Wage | $96,250 |
| Hourly Median Wage | $45.78 |
| Hourly Mean Wage | $46.27 |
| Total Employed | 6,350 |
| Area Type | Metropolitan Area |
Journey-level rates sourced directly from local collective bargaining agreements across the country's major construction markets. Union density and market conditions vary significantly by region.
Source: U.S. Bureau of Labor Statistics, Occupational Employment and Wage Statistics, May 2025 - SOC 47-2152 (Plumbers and Pipefitters) - Cross-Industry, All Ownership
Cost of living data provided by the Missouri Economic Research and Information Center (MERIC). The data has been modified for use from its original source, which is the State of Missouri. THE STATE OF MISSOURI MAKES NO REPRESENTATIONS OR WARRANTY AS TO THE COMPLETENESS, ACCURACY, TIMELINESS, OR CONTENT OF ANY DATA MADE AVAILABLE THROUGH THIS SITE. THE STATE OF MISSOURI EXPRESSLY DISCLAIMS ALL WARRANTIES, WHETHER EXPRESS OR IMPLIED, INCLUDING ANY IMPLIED WARRANTIES OF MERCHANTABILITY, OR FITNESS FOR A PARTICULAR PURPOSE. Data is subject to change as modifications and updates are complete. Use at your own risk.