Plumber Salary in Boulder
Metro area wage data from the BLS OEWS program (May 2025), with Davis-Bacon journey-level scale from UA Local 3, effective June 2025.
How to become a plumber →Figures come from public sources and may not match the current contract; confirm with the local before making decisions.
UA Local 3, the Denver plumbers local, is the union local for plumbers in Boulder. Colorado's Prevailing Wage Act applies to public construction.
UA Local 3 journeyman plumber Journey-Level Rate
Union scale reflects the UA Local 3 journeyman plumber journey-level rate from the applicable Davis-Bacon wage determination. The BLS area median reflects all plumbers across all employment types and experience levels.
| Training Center | Plumbers Local 3 Training Center |
| Address | 17100 E. 32nd Place, Aurora, CO 80011 |
| Phone | (303) 739-9100 |
| Website | ualocal3.com |
| Minimum Score | Not published |
Applying to UA Local 3?
Check with UA Local 3 for its current application requirements, including any aptitude test.
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 | $64,890 |
| Annual Mean Wage | $72,550 |
| Hourly Median Wage | $31.20 |
| Hourly Mean Wage | $34.88 |
| Total Employed | 420 |
| Area Type | Metropolitan Area |
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CBCTC Apprenticeship Readiness Program
Denver
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District 51 - Grand Junction
Grand Junction
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Second Chance Center (SCC)
Aurora
Up to six other metros in Colorado, nearest first, then metros in other states within 300 miles. Journey-level rates are sourced from Davis-Bacon wage determinations, state prevailing wage determinations, or, where a local publishes one directly, its own collective bargaining agreement.
Source: BLS OEWS May 2025 (SOC 47-2152). How we build these figures →