Iowa · Boilermaker
Iowa boilermaker prevailing wage, county by county
A boilermaker's Davis-Bacon prevailing wage in Iowa is $82.39 an hour in every county that has one (99), for the main classification.
Boilermaker rate in each Iowa county, A to Z
| County | Base wage | Fringe benefits | Total rate | Effective | Source |
|---|---|---|---|---|---|
Adair CountyBOILERMAKER | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260029 Mod 1 |
Adams CountyBOILERMAKER | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260030 Mod 1 |
Allamakee CountyBOILERMAKER | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260031 Mod 1 |
Appanoose CountyBOILERMAKER | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260032 Mod 1 |
Audubon CountyBOILERMAKER | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260033 Mod 1 |
Benton CountyBOILERMAKER · Benton County group | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260078 Mod 1 |
Black Hawk CountyBOILERMAKER | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260062 Mod 1 |
Boone CountyBOILERMAKER | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260034 Mod 1 |
Bremer CountyBOILERMAKER | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260063 Mod 1 |
Buchanan CountyBOILERMAKER · Buchanan County group | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260080 Mod 1 |
Buena Vista CountyBOILERMAKER · Plymouth County group | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260057 Mod 1 |
Butler CountyBOILERMAKER · Buchanan County group | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260080 Mod 1 |
Calhoun CountyBOILERMAKER · Plymouth County group | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260057 Mod 1 |
Carroll CountyBOILERMAKER | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260035 Mod 1 |
Cass CountyBOILERMAKER · Cass County group | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260058 Mod 1 |
Cedar CountyBOILERMAKER | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260036 Mod 1 |
Cerro Gordo CountyBOILERMAKER | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260037 Mod 1 |
Cherokee CountyBOILERMAKER · Plymouth County group | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260057 Mod 1 |
Chickasaw CountyBOILERMAKER · Buchanan County group | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260080 Mod 1 |
Clarke CountyBOILERMAKER · Cass County group | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260058 Mod 1 |
Clay CountyBOILERMAKER · Plymouth County group | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260057 Mod 1 |
Clayton CountyBOILERMAKER · Delaware County group | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260059 Mod 1 |
Clinton CountyBOILERMAKER | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260038 Mod 1 |
Crawford CountyBOILERMAKER | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260039 Mod 2 |
Dallas CountyBOILERMAKER | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260064 Mod 1 |
Davis CountyBOILERMAKER | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260040 Mod 1 |
Decatur CountyBOILERMAKER · Shelby County group | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260060 Mod 1 |
Delaware CountyBOILERMAKER · Delaware County group | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260059 Mod 1 |
Des Moines CountyBOILERMAKER | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260041 Mod 1 |
Dickinson CountyBOILERMAKER | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260042 Mod 1 |
Dubuque CountyBOILERMAKER | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260065 Mod 1 |
Emmet CountyBOILERMAKER · Plymouth County group | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260057 Mod 1 |
Fayette CountyBOILERMAKER · Buchanan County group | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260080 Mod 1 |
Floyd CountyBOILERMAKER | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260043 Mod 1 |
Franklin CountyBOILERMAKER · Buchanan County group | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260080 Mod 1 |
Fremont CountyBOILERMAKER · Shelby County group | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260060 Mod 1 |
Greene CountyBOILERMAKER · Shelby County group | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260060 Mod 1 |
Grundy CountyBOILERMAKER | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260066 Mod 1 |
Guthrie CountyBOILERMAKER · Madison County group | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260079 Mod 1 |
Hamilton CountyBOILERMAKER · Plymouth County group | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260057 Mod 1 |
Hancock CountyBOILERMAKER · Plymouth County group | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260057 Mod 1 |
Hardin CountyBOILERMAKER · Buchanan County group | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260080 Mod 1 |
Harrison CountyBOILERMAKER | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260067 Mod 1 |
Henry CountyBOILERMAKER · Mahaska County group | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260061 Mod 1 |
Howard CountyBOILERMAKER | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260044 Mod 1 |
Humboldt CountyBOILERMAKER · Plymouth County group | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260057 Mod 1 |
Ida CountyBOILERMAKER · Plymouth County group | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260057 Mod 1 |
Iowa CountyBOILERMAKER | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260045 Mod 1 |
Jackson CountyBOILERMAKER · Mahaska County group | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260061 Mod 1 |
Jasper CountyBOILERMAKER | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260046 Mod 1 |
Jefferson CountyBOILERMAKER · Mahaska County group | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260061 Mod 1 |
Johnson CountyBOILERMAKER | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260068 Mod 1 |
Jones CountyBOILERMAKER · Benton County group | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260078 Mod 1 |
Keokuk CountyBOILERMAKER · Mahaska County group | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260061 Mod 1 |
Kossuth CountyBOILERMAKER · Plymouth County group | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260057 Mod 1 |
Lee CountyBOILERMAKER | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260047 Mod 1 |
Linn CountyBOILERMAKER | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260069 Mod 1 |
Louisa CountyBOILERMAKER · Mahaska County group | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260061 Mod 1 |
Lucas CountyBOILERMAKER · Shelby County group | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260060 Mod 1 |
Lyon CountyBOILERMAKER · Plymouth County group | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260057 Mod 1 |
Madison CountyBOILERMAKER · Madison County group | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260079 Mod 1 |
Mahaska CountyBOILERMAKER · Mahaska County group | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260061 Mod 1 |
Marion CountyBOILERMAKER | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260048 Mod 1 |
Marshall CountyBOILERMAKER | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260049 Mod 1 |
Mills CountyBOILERMAKER | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260070 Mod 1 |
Mitchell CountyBOILERMAKER · Buchanan County group | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260080 Mod 1 |
Monona CountyBOILERMAKER · Shelby County group | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260060 Mod 1 |
Monroe CountyBOILERMAKER · Mahaska County group | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260061 Mod 1 |
Montgomery CountyBOILERMAKER · Shelby County group | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260060 Mod 1 |
Muscatine CountyBOILERMAKER | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260050 Mod 1 |
O'Brien CountyBOILERMAKER · Plymouth County group | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260057 Mod 1 |
Osceola CountyBOILERMAKER · Plymouth County group | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260057 Mod 1 |
Page CountyBOILERMAKER | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260051 Mod 1 |
Palo Alto CountyBOILERMAKER · Plymouth County group | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260057 Mod 1 |
Plymouth CountyBOILERMAKER · Plymouth County group | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260057 Mod 1 |
Pocahontas CountyBOILERMAKER · Plymouth County group | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260057 Mod 1 |
Polk CountyBOILERMAKER | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260071 Mod 1 |
Pottawattamie CountyBOILERMAKER | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260072 Mod 1 |
Poweshiek CountyBOILERMAKER | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260052 Mod 1 |
Ringgold CountyBOILERMAKER · Shelby County group | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260060 Mod 1 |
Sac CountyBOILERMAKER · Plymouth County group | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260057 Mod 1 |
Scott CountyBOILERMAKER | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260073 Mod 1 |
Shelby CountyBOILERMAKER · Shelby County group | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260060 Mod 1 |
Sioux CountyBOILERMAKER | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260053 Mod 1 |
Story CountyBOILERMAKER | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260074 Mod 1 |
Tama CountyBOILERMAKER · Mahaska County group | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260061 Mod 1 |
Taylor CountyBOILERMAKER · Shelby County group | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260060 Mod 1 |
Union CountyBOILERMAKER | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260054 Mod 1 |
Van Buren CountyBOILERMAKER · Mahaska County group | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260061 Mod 1 |
Wapello CountyBOILERMAKER | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260055 Mod 1 |
Warren CountyBOILERMAKER | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260075 Mod 1 |
Washington CountyBOILERMAKER | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260076 Mod 1 |
Wayne CountyBOILERMAKER · Shelby County group | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260060 Mod 1 |
Webster CountyBOILERMAKER | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260056 Mod 1 |
Winnebago CountyBOILERMAKER · Plymouth County group | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260057 Mod 1 |
Winneshiek CountyBOILERMAKER · Buchanan County group | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260080 Mod 1 |
Woodbury CountyBOILERMAKER | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260077 Mod 1 |
Worth CountyBOILERMAKER · Buchanan County group | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260080 Mod 1 |
Wright CountyBOILERMAKER · Plymouth County group | $48.48 | $33.91 | $82.39 | Jan 1, 2025 | IA20260057 Mod 1 |
Main boilermaker classification in each county (Boilermaker), Davis-Bacon wage determinations on SAM.gov, as of October 25, 2026. A contract keeps the wage determination in its bid documents. Modifications published before bid opening apply to it, though one published less than 10 days before can be left out if the agency finds there isn't time to tell bidders (29 CFR 1.6(c)). Checked October 25, 2026.
How much does a boilermaker make on prevailing wage in Iowa?
$82.39 an hour in every county that has a rate, for the main classification. 8 groups of counties with identical rates and 44 with rates of their own, highest main rate first. The top 40 are drawn.
- Plymouth County group19 counties$82.39
- Shelby County group10 counties$82.39
- Buchanan County group9 counties$82.39
- Mahaska County group9 counties$82.39
- Benton County group2 counties$82.39
- Cass County group2 counties$82.39
- Delaware County group2 counties$82.39
- Madison County group2 counties$82.39
- Adair County1 county$82.39
- Adams County1 county$82.39
- Allamakee County1 county$82.39
- Appanoose County1 county$82.39
- Audubon County1 county$82.39
- Black Hawk County1 county$82.39
- Boone County1 county$82.39
- Bremer County1 county$82.39
- Carroll County1 county$82.39
- Cedar County1 county$82.39
- Cerro Gordo County1 county$82.39
- Clinton County1 county$82.39
- Crawford County1 county$82.39
- Dallas County1 county$82.39
- Davis County1 county$82.39
- Des Moines County1 county$82.39
- Dickinson County1 county$82.39
- Dubuque County1 county$82.39
- Floyd County1 county$82.39
- Grundy County1 county$82.39
- Harrison County1 county$82.39
- Howard County1 county$82.39
- Iowa County1 county$82.39
- Jasper County1 county$82.39
- Johnson County1 county$82.39
- Lee County1 county$82.39
- Linn County1 county$82.39
- Marion County1 county$82.39
- Marshall County1 county$82.39
- Mills County1 county$82.39
- Muscatine County1 county$82.39
- Page County1 county$82.39
Which counties share a rate
| Counties | Main classification | Base wage | Total rate |
|---|---|---|---|
| Plymouth County group, 19 localities: Buena Vista, Calhoun, Cherokee, Clay, Emmet, Hamilton, Hancock, Humboldt, Ida, Kossuth, Lyon, O'Brien, Osceola, Palo Alto, Plymouth, Pocahontas, Sac, Winnebago, Wright | BOILERMAKER | $48.48 | $82.39 |
| Shelby County group, 10 localities: Decatur, Fremont, Greene, Lucas, Monona, Montgomery, Ringgold, Shelby, Taylor, Wayne | BOILERMAKER | $48.48 | $82.39 |
| Buchanan County group, 9 localities: Buchanan, Butler, Chickasaw, Fayette, Franklin, Hardin, Mitchell, Winneshiek, Worth | BOILERMAKER | $48.48 | $82.39 |
| Mahaska County group, 9 localities: Henry, Jackson, Jefferson, Keokuk, Louisa, Mahaska, Monroe, Tama, Van Buren | BOILERMAKER | $48.48 | $82.39 |
| Benton County group, 2 localities: Benton, Jones | BOILERMAKER | $48.48 | $82.39 |
| Cass County group, 2 localities: Cass, Clarke | BOILERMAKER | $48.48 | $82.39 |
| Delaware County group, 2 localities: Clayton, Delaware | BOILERMAKER | $48.48 | $82.39 |
| Madison County group, 2 localities: Guthrie, Madison | BOILERMAKER | $48.48 | $82.39 |
| Adair County | BOILERMAKER | $48.48 | $82.39 |
| Adams County | BOILERMAKER | $48.48 | $82.39 |
| Allamakee County | BOILERMAKER | $48.48 | $82.39 |
| Appanoose County | BOILERMAKER | $48.48 | $82.39 |
| Audubon County | BOILERMAKER | $48.48 | $82.39 |
| Black Hawk County | BOILERMAKER | $48.48 | $82.39 |
| Boone County | BOILERMAKER | $48.48 | $82.39 |
| Bremer County | BOILERMAKER | $48.48 | $82.39 |
| Carroll County | BOILERMAKER | $48.48 | $82.39 |
| Cedar County | BOILERMAKER | $48.48 | $82.39 |
| Cerro Gordo County | BOILERMAKER | $48.48 | $82.39 |
| Clinton County | BOILERMAKER | $48.48 | $82.39 |
| Crawford County | BOILERMAKER | $48.48 | $82.39 |
| Dallas County | BOILERMAKER | $48.48 | $82.39 |
| Davis County | BOILERMAKER | $48.48 | $82.39 |
| Des Moines County | BOILERMAKER | $48.48 | $82.39 |
| Dickinson County | BOILERMAKER | $48.48 | $82.39 |
| Dubuque County | BOILERMAKER | $48.48 | $82.39 |
| Floyd County | BOILERMAKER | $48.48 | $82.39 |
| Grundy County | BOILERMAKER | $48.48 | $82.39 |
| Harrison County | BOILERMAKER | $48.48 | $82.39 |
| Howard County | BOILERMAKER | $48.48 | $82.39 |
| Iowa County | BOILERMAKER | $48.48 | $82.39 |
| Jasper County | BOILERMAKER | $48.48 | $82.39 |
| Johnson County | BOILERMAKER | $48.48 | $82.39 |
| Lee County | BOILERMAKER | $48.48 | $82.39 |
| Linn County | BOILERMAKER | $48.48 | $82.39 |
| Marion County | BOILERMAKER | $48.48 | $82.39 |
| Marshall County | BOILERMAKER | $48.48 | $82.39 |
| Mills County | BOILERMAKER | $48.48 | $82.39 |
| Muscatine County | BOILERMAKER | $48.48 | $82.39 |
| Page County | BOILERMAKER | $48.48 | $82.39 |
| Polk County | BOILERMAKER | $48.48 | $82.39 |
| Pottawattamie County | BOILERMAKER | $48.48 | $82.39 |
| Poweshiek County | BOILERMAKER | $48.48 | $82.39 |
| Scott County | BOILERMAKER | $48.48 | $82.39 |
| Sioux County | BOILERMAKER | $48.48 | $82.39 |
| Story County | BOILERMAKER | $48.48 | $82.39 |
| Union County | BOILERMAKER | $48.48 | $82.39 |
| Wapello County | BOILERMAKER | $48.48 | $82.39 |
| Warren County | BOILERMAKER | $48.48 | $82.39 |
| Washington County | BOILERMAKER | $48.48 | $82.39 |
| Webster County | BOILERMAKER | $48.48 | $82.39 |
| Woodbury County | BOILERMAKER | $48.48 | $82.39 |
8 groups of counties with identical DOL rates, and 44 counties with rates of their own.
Questions about Iowa boilermaker pay
What is the boilermaker prevailing wage in Polk County?
$82.39 an hour: a $48.48 base wage plus $33.91 in fringe benefits, under wage determination IA20260071, modification 1. Overtime and every boilermaker classification in Polk County.
Does boilermaker prevailing wage include fringe benefits?
Yes. In Polk County the $82.39 total is a $48.48 base wage plus $33.91 in fringe benefits, about 41% of the total. The employer owes the full amount for every hour worked.
Does boilermaker prevailing wage pay overtime in Iowa?
Davis-Bacon rates are straight time. On contracts over $100,000, the Contract Work Hours and Safety Standards Act requires 1½ times the basic rate for hours over 40 in a workweek (40 U.S.C. 3702). The fringe is owed for every hour at its straight-time amount.
Do apprentice boilermakers get this rate?
Davis-Bacon determinations list journeyworker rates. Apprentices in a program registered with DOL or a recognized state agency can be paid the program's percentage of the rate, within its ratio; anyone else gets the full rate (29 CFR 5.5(a)(4)).
Why do some counties have the same boilermaker rate?
DOL often publishes the same boilermaker rates for several counties. Across Iowa, the 99 counties with a boilermaker rate fall into 52 distinct sets of rates, and 8 of those sets are shared by more than one county; the largest covers 19 counties (the Plymouth County group).