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Insulation Worker Prevailing Wage Rates in Iowa (2026)

Insulation Workers on prevailing wage projects in Iowa are paid $19.23 to $32.19 per hour, with a median total of $22.76 across the 50 determination records listed below. That total is base rate plus fringe benefits; the median base rate is $18.09, and among the 50 records listing a fringe separately the median fringe is $4.67. Rates differ by county, construction type and funding source, so use the row that matches your project.

Lowest listed$19.23per hour, total
Median listed$22.76 median base $18.09 · median fringe $4.67
Highest listed$32.19per hour, total
Records shown50 across 50 counties

Figures above are computed over the 50 hourly records in the table below, which is the first page of a larger set. They are not a statewide average of all insulation workers in Iowa. Most recent determination in this set: May 18, 2026.

How much do insulation workers earn on prevailing wage jobs in Iowa?

Every row below is one wage determination line: a insulation worker classification, in one county, for one construction type, under one funding source. The rate that applies to your project is the row whose county, construction type and funding source all match it — a Highway rate does not apply to a Building project in the same county, and a state determination does not substitute for a federal one.

ClassificationCountyConstruction typeFundingBaseFringeTotal
Insulator: Mechanical (Duct, Pipe and Mechanical System Insulation)BuchananBuilding#federal$18.09$4.67 $22.76
Insulator: Mechanical (Duct, Pipe and Mechanical System Insulation)ButlerBuilding#federal$18.09$4.67 $22.76
Insulator: Mechanical (Duct, Pipe and Mechanical System Insulation)ChickasawBuilding#federal$18.09$4.67 $22.76
Insulator: Mechanical (Duct, Pipe and Mechanical System Insulation)FayetteBuilding#federal$18.09$4.67 $22.76
Insulator: Mechanical (Duct, Pipe and Mechanical System Insulation)FranklinBuilding#federal$18.09$4.67 $22.76
Insulator: Mechanical (Duct, Pipe and Mechanical System Insulation)HardinBuilding#federal$18.09$4.67 $22.76
Insulator: Mechanical (Duct, Pipe and Mechanical System Insulation)MitchellBuilding#federal$18.09$4.67 $22.76
Insulator: Mechanical (Duct, Pipe and Mechanical System Insulation)WinneshiekBuilding#federal$18.09$4.67 $22.76
Insulator: Mechanical (Duct, Pipe and Mechanical System Insulation)WorthBuilding#federal$18.09$4.67 $22.76
Insulator: Mechanical (Duct, Pipe and Mechanical System Insulation)GuthrieBuilding#federal$18.45$4.04 $22.49
Insulator: Mechanical (Duct, Pipe and Mechanical System Insulation)MadisonBuilding#federal$18.45$4.04 $22.49
Insulator - Mechanical (Duct, Pipe & Mechanical System Insulation)WoodburyBuilding#federal$23.50$8.25 $31.75
Insulator: Mechanical (Duct, Pipe and Mechanical System Insulation)WashingtonBuilding#federal$16.70$8.12 $24.82
Insulator: Mechanical (Duct, Pipe and Mechanical System Insulation)WarrenBuilding#federal$18.45$4.04 $22.49
Insulator: Mechanical (Duct, Pipe and Mechanical System Insulation)StoryBuilding#federal$18.16$3.94 $22.10
Insulator: Mechanical (Duct, Pipe and Mechanical System Insulation)PolkBuilding#federal$18.17$4.01 $22.18
Insulator: Mechanical (Duct, Pipe and Mechanical System Insulation)JohnsonBuilding#federal$16.20$8.14 $24.34
Insulator: Mechanical (Duct, Pipe and Mechanical System Insulation)GrundyBuilding#federal$23.28$8.91 $32.19
Insulator: Mechanical (Duct, Pipe and Mechanical System Insulation)DallasBuilding#federal$18.45$4.04 $22.49
Insulator: Mechanical (Duct, Pipe and Mechanical System Insulation)BremerBuilding#federal$23.28$8.91 $32.19
Insulator: Mechanical (Duct, Pipe and Mechanical System Insulation)Black-HawkBuilding#federal$23.28$8.91 $32.19
Insulator: Mechanical (Duct, Pipe and Mechanical System Insulation)HenryBuilding#federal$19.04$7.32 $26.36
Insulator: Mechanical (Duct, Pipe and Mechanical System Insulation)JacksonBuilding#federal$19.04$7.32 $26.36
Insulator: Mechanical (Duct, Pipe and Mechanical System Insulation)JeffersonBuilding#federal$19.04$7.32 $26.36
Insulator: Mechanical (Duct, Pipe and Mechanical System Insulation)KeokukBuilding#federal$19.04$7.32 $26.36
Insulator: Mechanical (Duct, Pipe and Mechanical System Insulation)LouisaBuilding#federal$19.04$7.32 $26.36
Insulator: Mechanical (Duct, Pipe and Mechanical System Insulation)MahaskaBuilding#federal$19.04$7.32 $26.36
Insulator: Mechanical (Duct, Pipe and Mechanical System Insulation)MonroeBuilding#federal$19.04$7.32 $26.36
Insulator: Mechanical (Duct, Pipe and Mechanical System Insulation)TamaBuilding#federal$19.04$7.32 $26.36
Insulator: Mechanical (Duct, Pipe and Mechanical System Insulation)Van-BurenBuilding#federal$19.04$7.32 $26.36
Insulator: Mechanical (Duct, Pipe and Mechanical System Insulation)DecaturBuilding#federal$18.01$4.19 $22.20
Insulator: Mechanical (Duct, Pipe and Mechanical System Insulation)FremontBuilding#federal$18.01$4.19 $22.20
Insulator: Mechanical (Duct, Pipe and Mechanical System Insulation)GreeneBuilding#federal$18.01$4.19 $22.20
Insulator: Mechanical (Duct, Pipe and Mechanical System Insulation)LucasBuilding#federal$18.01$4.19 $22.20
Insulator: Mechanical (Duct, Pipe and Mechanical System Insulation)MononaBuilding#federal$18.01$4.19 $22.20
Insulator: Mechanical (Duct, Pipe and Mechanical System Insulation)MontgomeryBuilding#federal$18.01$4.19 $22.20
Insulator: Mechanical (Duct, Pipe and Mechanical System Insulation)RinggoldBuilding#federal$18.01$4.19 $22.20
Insulator: Mechanical (Duct, Pipe and Mechanical System Insulation)ShelbyBuilding#federal$18.01$4.19 $22.20
Insulator: Mechanical (Duct, Pipe and Mechanical System Insulation)TaylorBuilding#federal$18.01$4.19 $22.20
Insulator: Mechanical (Duct, Pipe and Mechanical System Insulation)WayneBuilding#federal$18.01$4.19 $22.20
Insulator: Mechanical (Duct, Pipe and Mechanical System Insulation)ClaytonBuilding#federal$18.09$4.67 $22.76
Insulator: Mechanical (Duct, Pipe and Mechanical System Insulation)DelawareBuilding#federal$18.09$4.67 $22.76
Insulator: Mechanical (Duct, Pipe and Mechanical System Insulation)CassBuilding#federal$18.01$4.19 $22.20
Insulator: Mechanical (Duct, Pipe and Mechanical System Insulation)ClarkeBuilding#federal$18.01$4.19 $22.20
Insulator: Mechanical (Duct, Pipe and Mechanical System Insulation)Buena-VistaBuilding#federal$16.35$2.88 $19.23
Insulator: Mechanical (Duct, Pipe and Mechanical System Insulation)CalhounBuilding#federal$16.35$2.88 $19.23
Insulator: Mechanical (Duct, Pipe and Mechanical System Insulation)CherokeeBuilding#federal$16.35$2.88 $19.23
Insulator: Mechanical (Duct, Pipe and Mechanical System Insulation)ClayBuilding#federal$16.35$2.88 $19.23
Insulator: Mechanical (Duct, Pipe and Mechanical System Insulation)EmmetBuilding#federal$16.35$2.88 $19.23
Insulator: Mechanical (Duct, Pipe and Mechanical System Insulation)HamiltonBuilding#federal$16.35$2.88 $19.23

WageFinder holds more insulation worker records for Iowa than fit on this page. Open a county below, or search all Iowa insulation workers.

What does the insulation worker classification cover?

Insulation workers apply thermal and acoustic insulation. Mechanical insulation — pipe, duct and vessel lagging — is usually a distinct and higher-rated classification than batt and blown building insulation, and asbestos abatement is separate again.

Work typically covered

  • Pipe and duct insulation
  • Vessel and equipment lagging
  • Batt and blown building insulation
  • Firestopping
  • Jacketing and cladding

Also listed as

  • Insulator (Mechanical)
  • Asbestos Worker
  • Heat and Frost Insulator

In this Iowa result set the work appears under 2 distinct classification names.

Insulation Worker rates by county in Iowa

Prevailing wage is set county by county. These are the Iowa counties with insulation worker records in the set above — open one to see every classification on that county's determination, not just this trade.

Black-Hawk CountyInsulation Worker ratesBremer CountyInsulation Worker ratesBuchanan CountyInsulation Worker ratesBuena-Vista CountyInsulation Worker ratesButler CountyInsulation Worker ratesCalhoun CountyInsulation Worker ratesCass CountyInsulation Worker ratesCherokee CountyInsulation Worker ratesChickasaw CountyInsulation Worker ratesClarke CountyInsulation Worker ratesClay CountyInsulation Worker ratesClayton CountyInsulation Worker ratesDallas CountyInsulation Worker ratesDecatur CountyInsulation Worker ratesDelaware CountyInsulation Worker ratesEmmet CountyInsulation Worker ratesFayette CountyInsulation Worker ratesFranklin CountyInsulation Worker ratesFremont CountyInsulation Worker ratesGreene CountyInsulation Worker ratesGrundy CountyInsulation Worker ratesGuthrie CountyInsulation Worker ratesHamilton CountyInsulation Worker ratesHardin CountyInsulation Worker ratesHenry CountyInsulation Worker ratesJackson CountyInsulation Worker ratesJefferson CountyInsulation Worker ratesJohnson CountyInsulation Worker ratesKeokuk CountyInsulation Worker ratesLouisa CountyInsulation Worker ratesLucas CountyInsulation Worker ratesMadison CountyInsulation Worker ratesMahaska CountyInsulation Worker ratesMitchell CountyInsulation Worker ratesMonona CountyInsulation Worker ratesMonroe CountyInsulation Worker ratesMontgomery CountyInsulation Worker ratesPolk CountyInsulation Worker ratesRinggold CountyInsulation Worker ratesShelby CountyInsulation Worker ratesStory CountyInsulation Worker ratesTama CountyInsulation Worker ratesTaylor CountyInsulation Worker ratesVan-Buren CountyInsulation Worker ratesWarren CountyInsulation Worker ratesWashington CountyInsulation Worker ratesWayne CountyInsulation Worker ratesWinneshiek CountyInsulation Worker ratesWoodbury CountyInsulation Worker ratesWorth CountyInsulation Worker rates

See all Iowa counties →

Other trades in Iowa

Insulation Worker prevailing wage questions

What is the prevailing wage for a insulation worker in Iowa?

Across the 50 federal-funded determination records WageFinder lists for insulation workers in Iowa, total prevailing wage runs from $19.23 to $32.19 per hour, median $22.76. There is no single statewide figure: each county's determination sets its own rate, and the same county can carry different rates for Building, Highway, Heavy and Residential work.

Does the insulation worker rate include benefits?

The total prevailing wage shown is the base hourly rate plus the fringe benefit rate. Of the 50 Iowa records on this page, 50 list a fringe amount separately, with a median of $4.67 per hour — roughly 21% of the median total. The rest list no separate fringe, meaning the base rate is the whole obligation. Fringe can be paid as bona fide benefit plan contributions, as cash added to the paycheck, or as a mix of both.

Which Iowa counties have insulation worker rates?

This page lists insulation worker records for 50 counties in Iowa: Black-Hawk, Bremer, Buchanan, Buena-Vista, Butler, Calhoun, Cass, Cherokee, Chickasaw, Clarke, Clay, Clayton, and others. Determinations that apply statewide appear under a statewide entry rather than a named county.

How current are these Iowa insulation worker rates?

The most recent determination in this set is dated May 18, 2026. WageFinder re-reads the official sources weekly, but the date that matters for compliance is the determination date on the document itself, which is shown on every wage detail page and links back to the government source.

Running certified payroll against these rates?

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