What is the Davis-Bacon prevailing wage for a sheet metal worker in Idaho?

There is no single figure. Active federal determinations for Idaho publish 30 sheet metal worker classification rates ranging from $8.00 to $39.20 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 Idaho have a published sheet metal worker rate?

39 of the counties covered by active federal determinations list at least one sheet metal worker classification.

Do these rates apply to state-funded projects?

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

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Sheet Metal Worker prevailing wage rates in Idaho

Federal Davis-Bacon rates published in 25 active determinations, 2026

Active federal Davis-Bacon determinations for Idaho publish 30 sheet metal worker classification rates, across 25 determinations covering 39 counties.
Those published base rates run from $8.00 to $39.20 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, Residential.
Last determination revision affecting sheet metal worker rates in Idaho: 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 Idaho's active federal determinations that is a form of sheet metal worker work (ductwork, architectural sheet metal and metal roofing) 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

ID20260001 rev 1 · Residential · Ada, Boise, Canyon, Elmore, Gem, Owyhee and 2 more

Classification as published	Base rate	Fringes	Rate schedule
SHEET METAL WORKER	$8.00	0.34	SUID1983-001 DOL wage survey rate

Official document: ID20260001 on SAM.gov.

ID20260002 rev 1 · Residential · Adams, Custer, Idaho, Lemhi, Valley

Classification as published	Base rate	Fringes	Rate schedule
SHEET METAL WORKER	$8.36	0.66	SUID1981-002 DOL wage survey rate

Official document: ID20260002 on SAM.gov.

ID20260003 rev 1 · Residential · Benewah, Bonner, Boundary, Clearwater, Kootenai, Latah and 2 more

Classification as published	Base rate	Fringes	Rate schedule
SHEET METAL WORKER	$10.00	1.10	SUID1981-003 DOL wage survey rate

Official document: ID20260003 on SAM.gov.

ID20260005 rev 1 · Residential · Bannock, Bear Lake, Caribou, Franklin, Oneida, Power

Classification as published	Base rate	Fringes	Rate schedule
SHEET METAL WORKER	$10.47	1.79	SUID1979-001 DOL wage survey rate

Official document: ID20260005 on SAM.gov.

ID20260007 rev 1 · Residential · Nez Perce

Classification as published	Base rate	Fringes	Rate schedule
SHEET METAL WORKER	$11.49	0.00	SUID1982-001 DOL wage survey rate

Official document: ID20260007 on SAM.gov.

ID20260008 rev 1 · Building · Benewah

Classification as published	Base rate	Fringes	Rate schedule
SHEET METAL WORKER (INCLUDES HVAC DUCT INSTALLATION)	$39.00	22.42	SHEE0055-002 collectively bargained (union) rate

Official document: ID20260008 on SAM.gov.

ID20260009 rev 2 · Building · Blaine

Classification as published	Base rate	Fringes	Rate schedule
SHEET METAL WORKER (EXCLUDES HVAC DUCT INSTALLATION)	$39.20	23.59	SHEE0055-005 collectively bargained (union) rate

Official document: ID20260009 on SAM.gov.

ID20260010 rev 1 · Building · Bonner

Classification as published	Base rate	Fringes	Rate schedule
SHEET METAL WORKER (INCLUDES HVAC DUCT INSTALLATION)	$39.00	22.42	SHEE0055-002 collectively bargained (union) rate

Official document: ID20260010 on SAM.gov.

ID20260011 rev 1 · Building · Boundary

Classification as published	Base rate	Fringes	Rate schedule
SHEET METAL WORKER (INCLUDES HVAC DUCT INSTALLATION)	$39.00	22.42	SHEE0055-002 collectively bargained (union) rate

Official document: ID20260011 on SAM.gov.

ID20260014 rev 1 · Building · Clearwater

Classification as published	Base rate	Fringes	Rate schedule
SHEET METAL WORKER (INCLUDES HVAC DUCT INSTALLATION)	$39.00	22.42	SHEE0055-002 collectively bargained (union) rate

Official document: ID20260014 on SAM.gov.

ID20260015 rev 1 · Building · Latah

Classification as published	Base rate	Fringes	Rate schedule
SHEET METAL WORKER (INCLUDES HVAC DUCT INSTALLATION)	$39.00	22.42	SHEE0055-002 collectively bargained (union) rate

Official document: ID20260015 on SAM.gov.

ID20260017 rev 2 · Building · Minidoka

Classification as published	Base rate	Fringes	Rate schedule
SHEET METAL WORKER (EXCLUDES HVAC DUCT INSTALLATION)	$39.20	23.59	SHEE0055-005 collectively bargained (union) rate

Official document: ID20260017 on SAM.gov.

ID20260018 rev 1 · Building · Shoshone

Classification as published	Base rate	Fringes	Rate schedule
SHEET METAL WORKER (INCLUDES HVAC DUCT INSTALLATION)	$39.00	22.42	SHEE0055-002 collectively bargained (union) rate

Official document: ID20260018 on SAM.gov.

ID20260019 rev 2 · Building · Twin Falls

Classification as published	Base rate	Fringes	Rate schedule
SHEET METAL WORKER (EXCLUDES HVAC DUCT INSTALLATION)	$39.20	23.59	SHEE0055-005 collectively bargained (union) rate

Official document: ID20260019 on SAM.gov.

ID20260020 rev 1 · Building · Adams, Elmore, Payette, Valley, Washington

Classification as published	Base rate	Fringes	Rate schedule
SHEET METAL WORKER (INCLUDES HVAC DUCT INSTALLATION)	$39.20	23.59	SHEE0055-004 collectively bargained (union) rate

Official document: ID20260020 on SAM.gov.

ID20260022 rev 2 · Building · Camas, Cassia, Gooding, Jerome, Lincoln

Classification as published	Base rate	Fringes	Rate schedule
SHEET METAL WORKER (EXCLUDES HVAC DUCT INSTALLATION)	$39.20	23.59	SHEE0055-005 collectively bargained (union) rate

Official document: ID20260022 on SAM.gov.

ID20260024 rev 1 · Building · Idaho, Lewis

Classification as published	Base rate	Fringes	Rate schedule
SHEET METAL WORKER: INCLUDES HVAC DUCT INSTALLATION (IDAHO COUNTY ONLY)	$39.20	23.59	SHEE0055-001 collectively bargained (union) rate
SHEET METAL WORKER: INCLUDES HVAC DUCT INSTALLATION (LEWIS COUNTY)	$39.00	22.42	SHEE0055-003 collectively bargained (union) rate

Official document: ID20260024 on SAM.gov.

ID20260100 rev 3 · Building · Bonneville

Classification as published	Base rate	Fringes	Rate schedule
SHEET METAL WORKER	$35.50	22.25	SHEE0103-013 collectively bargained (union) rate

Official document: ID20260100 on SAM.gov.

ID20260101 rev 3 · Building · Butte

Classification as published	Base rate	Fringes	Rate schedule
SHEET METAL WORKER	$35.50	22.25	SHEE0103-013 collectively bargained (union) rate

Official document: ID20260101 on SAM.gov.

ID20260102 rev 3 · Building · Jefferson

Classification as published	Base rate	Fringes	Rate schedule
SHEET METAL WORKER	$35.50	22.25	SHEE0103-013 collectively bargained (union) rate

Official document: ID20260102 on SAM.gov.

ID20260103 rev 2 · Building · Owyhee

Classification as published	Base rate	Fringes	Rate schedule
SHEET METAL WORKER (HVAC UNIT INSTALLATION ONLY)	$39.20	23.59	SHEE0055-007 collectively bargained (union) rate
SHEET METAL WORKER (EXCLUDES HVAC UNIT INSTALLATION)	$35.50	22.52	SHEE0103-017 collectively bargained (union) rate

Official document: ID20260103 on SAM.gov.

ID20260104 rev 2 · Building · Ada, Boise

Classification as published	Base rate	Fringes	Rate schedule
SHEET METAL WORKER (HVAC DUCT AND UNIT INSTALLATION ONLY)	$39.20	23.59	SHEE0055-006 collectively bargained (union) rate
SHEET METAL WORKER (EXCLUDES HVAC DUCT AND UNIT INSTALLATION)	$35.50	22.52	SHEE0103-012 collectively bargained (union) rate

Official document: ID20260104 on SAM.gov.

ID20260105 rev 3 · Building · Bannock, Franklin

Classification as published	Base rate	Fringes	Rate schedule
SHEET METAL WORKER (HVAC DUCT INSTALLATION ONLY)	$35.50	22.52	SHEE0103-006 collectively bargained (union) rate
SHEET METAL WORKER (EXCLUDES HVAC DUCT INSTALLATION)	$35.50	22.52	SHEE0103-014 collectively bargained (union) rate

Official document: ID20260105 on SAM.gov.

ID20260106 rev 2 · Building · Canyon, Gem

Classification as published	Base rate	Fringes	Rate schedule
SHEET METAL WORKER (HVAC DUCT AND UNIT INSTALLATION ONLY)	$39.20	23.59	SHEE0055-006 collectively bargained (union) rate
SHEET METAL WORKER (EXCLUDES HVAC DUCT AND UNIT INSTALLATION)	$35.50	22.52	SHEE0103-012 collectively bargained (union) rate

Official document: ID20260106 on SAM.gov.

ID20260107 rev 2 · Building · Kootenai, Nez Perce

Classification as published	Base rate	Fringes	Rate schedule
SHEET METAL WORKER	$32.27	21.57	SHEE0103-005 collectively bargained (union) rate

Official document: ID20260107 on SAM.gov.

Where to go next

Sheet Metal Worker rates in every state · Idaho prevailing wage and state law · Idaho determinations by county · pay calculator

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