Prevailing Wage for a Plumber in Jefferson County, Washington (2026)
The federal Davis‑Bacon prevailing wage for a Plumber (Building construction) in Jefferson County is $35.00 base + $0.00 fringe = $35.00 total per hour. This is the federal Davis‑Bacon rate, which governs federally funded work in Jefferson County. Washington also sets its own prevailing wage (WA DIR) — on state or locally funded work you owe the higher of the two, so confirm the WA rate before bidding.
Rate table by construction type
| Construction type | Source | Base | Fringe | Total |
|---|---|---|---|---|
| Building | Federal · WA20260029 | $35.00 | $0.00 | $35.00 |
| Residential | Federal · WA20260085 | $26.72 | $3.30 | $30.02 |
These are the federal Davis‑Bacon rates for Washington (they govern federally funded work); the WA state (DIR) rate is compared separately for state-funded work. Each construction type is its own wage determination — the WD# is shown per row. Scroll the table sideways on mobile.
Which rate applies?
Federally funded work → the federal Davis-Bacon rate applies.
State/local-funded work → Washington's prevailing-wage law applies.
Covered by both → pay the higher of the two. See federal vs state.
Source & freshness
- WD number
- WA20260029
- Modification
- #1
- Effective
- May 18, 2026
- Last verified
- Jul 14, 2026
Official source: SAM.gov wage determination WA20260029 → · How we source rates
Worked certified-payroll line
A Plumber on this determination working 40 straight hours owes $1,400.00 in base wages plus $0.00 in fringe = $1,400.00 gross for the week (Building). Overtime pays 1.5× the base only; fringe stays flat per hour. Run your own numbers in the calculator.
Nearby & related
Plumber in Adams Countyrate →Plumber in Asotin Countyrate →Plumber in Benton Countyrate →Plumber in Chelan Countyrate →Plumber in Clallam Countyrate →Plumber in Clark Countyrate →Plumber in Columbia Countyrate →Plumber in Cowlitz Countyrate →Bricklayer in Jefferson Countyrate →Carpenter in Jefferson Countyrate →Cement Mason / Concrete Finisher in Jefferson Countyrate →Diver in Jefferson Countyrate →
Verify the current wage determination on SAM.gov or with the DOL Wage and Hour Division before bidding or paying. This is a readable presentation of the official determination, not legal or tax advice.
Last verified: Jul 14, 2026 · Reviewed by: the Davis-Bacon Wage editorial team
Last verified: Jul 14, 2026 · Reviewed by: the Davis-Bacon Wage editorial team