What is the Davis-Bacon prevailing wage for a pipefitter in Wisconsin?

There is no single figure. Active federal determinations for Wisconsin publish 26 pipefitter classification rates ranging from $43.90 to $60.13 per hour before fringe benefits. The rate that applies depends on the county, the type of construction and the wage determination incorporated into the contract.

How many counties in Wisconsin have a published pipefitter rate?

72 of the counties covered by active federal determinations list at least one pipefitter classification.

Do these rates apply to state-funded projects?

No. These are federal Davis-Bacon rates, which apply to federally funded or assisted construction. Wisconsin may set its own prevailing wage rates for state and locally funded work; the state law summary is on the Wisconsin prevailing wage page.

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Pipefitter prevailing wage rates in Wisconsin

Federal Davis-Bacon rates published in 14 active determinations, 2026

Active federal Davis-Bacon determinations for Wisconsin publish 26 pipefitter classification rates, across 14 determinations covering 72 counties.
Those published base rates run from $43.90 to $60.13 an hour before fringe benefits. Which one applies to a job depends on its county, its construction type and the determination written into the contract.
Construction types covered: Building, Heavy.
Last determination revision affecting pipefitter rates in Wisconsin: 2026-05-18.

The official source: binding Davis-Bacon and Service Contract Act wage determinations are published by the U.S. Department of Labor at SAM.gov Wage Determinations. This site indexes them and links every determination to its official document - the determination incorporated into a contract governs.

This page collects every classification in Wisconsin's active federal determinations that is a form of pipefitter work (process, mechanical and steam piping (including steamfitters)) and shows the rate published for it. Determinations name a classification the way the underlying union agreement or wage survey named it, so the wording varies between them; the rate and the fringe are reproduced exactly as published.

Published rates by determination

WI20260001 rev 1 · Building · Milwaukee, Ozaukee, Washington, Waukesha

Classification as published	Base rate	Fringes	Rate schedule
PIPEFITTER (INCLUDING HVAC WORK)	$58.92	31.34	PLUM0601-001 collectively bargained (union) rate

Official document: WI20260001 on SAM.gov.

WI20260002 rev 1 · Building · Marathon

Classification as published	Base rate	Fringes	Rate schedule
PLUMBER/PIPEFITTER (INCLUDING HVAC WORK)	$50.94	25.98	PLUM0434-001 collectively bargained (union) rate

Official document: WI20260002 on SAM.gov.

WI20260003 rev 1 · Building · La Crosse

Classification as published	Base rate	Fringes	Rate schedule
PLUMBER/PIPEFITTER (INCLUDING HVAC WORK)	$50.94	25.98	PLUM0434-001 collectively bargained (union) rate

Official document: WI20260003 on SAM.gov.

WI20260004 rev 1 · Building · Kenosha

Classification as published	Base rate	Fringes	Rate schedule
PLUMBER/PIPEFITTER (INCLUDING HVAC WORK)	$57.35	29.37	PLUM0118-001 collectively bargained (union) rate

Official document: WI20260004 on SAM.gov.

WI20260005 rev 1 · Building · Dane

Classification as published	Base rate	Fringes	Rate schedule
PIPEFITTER: INCLUDING HVAC WORK	$58.92	31.34	PLUM0601-007 collectively bargained (union) rate

Official document: WI20260005 on SAM.gov.

WI20260006 rev 1 · Building · Chippewa, Eau Claire

Classification as published	Base rate	Fringes	Rate schedule
PLUMBER/PIPEFITTER (INCLUDING HVAC WORK)	$50.94	25.98	PLUM0434-001 collectively bargained (union) rate

Official document: WI20260006 on SAM.gov.

WI20260007 rev 1 · Building · Douglas

Classification as published	Base rate	Fringes	Rate schedule
PLUMBER/PIPEFITTER (INCLUDING HVAC WORK)	$52.24	27.56	PLUM0011-002 collectively bargained (union) rate

Official document: WI20260007 on SAM.gov.

WI20260009 rev 1 · Building · Racine

Classification as published	Base rate	Fringes	Rate schedule
PLUMBER/PIPEFITTER (INCLUDING HVAC WORK)	$57.35	29.37	PLUM0118-001 collectively bargained (union) rate

Official document: WI20260009 on SAM.gov.

WI20260011 rev 1 · Building · Adams, Ashland, Barron, Bayfield, Buffalo, Burnett and 46 more

Classification as published	Base rate	Fringes	Rate schedule
PLUMBER/PIPEFITTER: INCLUDING HVAC WORK (ASHLAND BAYFIELD, BURNETT, IRON, SAWYER, AND WASHBURN COUNTIES)	$49.32	27.18	PLUM0011-009 collectively bargained (union) rate
PLUMBER/PIPEFITTER: INCLUDING HVAC WORK (WALWORTH COUNTY)	$57.35	29.37	PLUM0118-003 collectively bargained (union) rate
PLUMBER/PIPEFITTER, INCLUDING HVAC WORK (ADAMS, CALUMET, DODGE (EXCEPT WATERTOWN), DOOR, FOND DU LAC, GREEN LAKE, KEWAUNEE, MANITOWOC, MARINETTE (EXCEPT NIAGARA), MENOMINEE, OCONTO	$53.23	23.40	PLUM0400-002 collectively bargained (union) rate
PLUMBER/PIPEFITTER, INCLUDING HVAC WORK (ADAMS, CALUMET, DODGE (EXCEPT WATERTOWN), DOOR, FOND DU LAC, GREEN LAKE, KEWAUNEE, MANITOWOC, MARINETTE (EXCEPT NIAGARA), MENOMINEE, OCONTO	$50.02	23.29	PLUM0400-002 collectively bargained (union) rate
PLUMBER/PIPEFITTER: INCLUDING HVAC WORK (BARRON, BUFFALO, CLARK, CRAWFORD, DUNN, FLORENCE, FOREST, GRANT, JACKSON, JUNEAU, LANGLADE, LINCOLN, MONROE, ONEIDA, PEPIN, PIERCE, POLK, P	$50.94	25.98	PLUM0434-004 collectively bargained (union) rate
PIPEFITTER: INCLUDING HVAC WORK (DODGE (WATERTOWN), GREEN, JEFFERSON, AND LAFAYETTE COUNTIES)	$58.92	31.34	PLUM0601-006 collectively bargained (union) rate
PIPEFITTER: INCLUDING HVAC WORK (COLUMBIA, IOWA, MARQUETTE, RICHLAND, AND SAUK COUNTIES)	$60.13	30.16	PLUM0601-008 collectively bargained (union) rate

Official document: WI20260011 on SAM.gov.

WI20260012 rev 1 · Building · Rock

Classification as published	Base rate	Fringes	Rate schedule
PIPEFITTER (INCLUDING HVAC WORK)	$58.92	31.34	PLUM0601-002 collectively bargained (union) rate

Official document: WI20260012 on SAM.gov.

WI20260013 rev 1 · Building · Pierce, St Croix

Classification as published	Base rate	Fringes	Rate schedule
PLUMBER/PIPEFITTER (INCLUDING HVAC WORK)	$50.94	25.98	PLUM0434-001 collectively bargained (union) rate

Official document: WI20260013 on SAM.gov.

WI20260014 rev 1 · Building · Brown

Classification as published	Base rate	Fringes	Rate schedule
PLUMBER/PIPEFITTER, INCLUDING HVAC WORK ((2) ALL OTHER WORK)	$53.23	23.40	PLUM0400-001 collectively bargained (union) rate
PLUMBER/PIPEFITTER, INCLUDING HVAC WORK ((1) SMALL BUILDINGS (EXCEPT INDUSTRIAL AND POWER PLANTS) WHERE PLUMBING OR HEATING IS $50,000 OR LESS)	$50.02	23.29	PLUM0400-001 collectively bargained (union) rate

Official document: WI20260014 on SAM.gov.

WI20260015 rev 1 · Heavy · Adams, Ashland, Barron, Bayfield, Brown, Buffalo and 66 more

Classification as published	Base rate	Fringes	Rate schedule
PLUMBER/PIPEFITTER (MARINETTE COUNTY (NIAGARA ONLY))	$43.90	27.53	PLUM0111-007 collectively bargained (union) rate
PLUMBER/PIPEFITTER (ADAMS,BROWN, CALUMET, DODGE (EXCEPT WATERTOWN), DOOR, FOND DU LAC, GREEN LAKE,KEWAUNEE, MANITOWOC, MARINETTE (EXCEPT NIAGARA), MENOMINEE, OCONTO, OUTAGAMIE, SHA	$53.23	23.40	PLUM0400-003 collectively bargained (union) rate
PIPEFITTER (BARON, BUFFALO, CHIPPEWA, CLARK, CRAWFORD, DUNN, EAU CLAIRE, FLORENCE, FOREST, GRANT, JACKSON, JUNEAU, LA CROSSE, LANGLADE, LINCOLN, MARATHON, MONROE, ONEIDA, PEPIN, PI	$50.94	25.98	PLUM0434-002 collectively bargained (union) rate
PIPEFITTER ZONE 1 (DODGE (WATERTOWN), GREEN, JEFFERSON, LAFAYETTE, MILWAUKEE, OZAUKEE, ROCK, WASHINGTON AND WAUKESHA COUNTIES)	$58.92	31.34	PLUM0601-003 collectively bargained (union) rate
PIPEFITTER (COLUMBIA, DANE, IOWA, MARQUETTE, RICHLAND AND SAUK COUNTIES)	$60.13	30.16	PLUM0601-009 collectively bargained (union) rate

Official document: WI20260015 on SAM.gov.

WI20260016 rev 1 · Building · Calumet, Outagamie, Sheboygan, Winnebago

Classification as published	Base rate	Fringes	Rate schedule
PLUMBER/PIPEFITTER, INCLUDING HVAC WORK ((2) ALL OTHER WORK)	$53.23	23.40	PLUM0400-001 collectively bargained (union) rate
PLUMBER/PIPEFITTER, INCLUDING HVAC WORK ((1) SMALL BUILDINGS (EXCEPT INDUSTRIAL AND POWER PLANTS) WHERE PLUMBING OR HEATING IS $50,000 OR LESS)	$50.02	23.29	PLUM0400-001 collectively bargained (union) rate

Official document: WI20260016 on SAM.gov.

Where to go next

Pipefitter rates in every state · Wisconsin prevailing wage and state law · Wisconsin determinations by county · pay calculator

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