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Building a house in Iowa

How many new single-family homes each of Iowa's counties permitted in 2025, what builders declared they would cost, and who is listed here to build one.

7,326 new homes permitted in 2025

US Census Bureau, Building Permits Survey

A lot ZIP anywhere in the US gives its county and these figures on the home page map.

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Map of Iowa counties, shaded by new single-family homes permitted in 2025
New single-family homes permitted in 2025, per countyUnder 5050 to 199200 to 499500 to 1,9992,000 or moreNo dataUS Census Bureau, Building Permits Survey, 2025.

Every county in Iowa

New single-family homes permitted in 2025 and the average value builders declared per home. Permit values usually run below the full cost to build, and an average from fewer than 10 permits is left out. Sort by any column.

CountyNew homesAverage permit value
Polk County2,306$388,000
Dallas County665$410,000
Johnson County513$390,000
Linn County418$318,000
Warren County355$332,000
Scott County268$283,000
Marion County255$247,000
Sioux County167$367,000
Black Hawk County165$291,000
Dubuque County159$497,000
Woodbury County137$318,000
Clarke County136$139,000
Story County135$421,000
Pottawattamie County122$321,000
Dickinson County78$741,000
Boone County64$264,000
Buchanan County58$315,000
Clayton County53$358,000
Madison County53$468,000
Allamakee County50$295,000
Plymouth County45$385,000
Muscatine County41$295,000
Cerro Gordo County40$494,000
Bremer County38$357,000
Clinton County37$401,000
Floyd County37$191,000
Lyon County33$459,000
Mitchell County33$277,000
Winneshiek County33$435,000
Jasper County30$288,000
Carroll County29$386,000
Benton County28$323,000
Henry County28$327,000
Poweshiek County28$276,000
Marshall County23$379,000
Webster County23$247,000
Cedar County22$392,000
Adair County21$420,000
Louisa County21$319,000
Harrison County20$347,000
Jackson County20$384,000
Lee County20$207,000
Des Moines County19$388,000
Fayette County19$307,000
Butler County18$351,000
Grundy County18$397,000
Hardin County18$374,000
Jones County18$386,000
Delaware County17$372,000
Guthrie County17$480,000
Mills County17$283,000
Crawford County16$371,000
Fremont County15$326,000
Buena Vista County14$355,000
Cherokee County14$366,000
Clay County14$314,000
Emmet County14$392,000
Humboldt County14$418,000
O'Brien County14$618,000
Calhoun County13$297,000
Washington County13$521,000
Adams County12$255,000
Mahaska County12$334,000
Monroe County12$277,000
Page County12$468,000
Sac County12$441,000
Appanoose County11$151,000
Wapello County10$253,000
Wright County9None
Chickasaw County8None
Audubon County7None
Cass County7None
Hamilton County7None
Hancock County7None
Monona County7None
Greene County6None
Howard County6None
Montgomery County6None
Ringgold County6None
Iowa County5None
Tama County5None
Union County5None
Worth County5None
Kossuth County4None
Palo Alto County4None
Taylor County4None
Winnebago County4None
Franklin County3None
Osceola County3None
Shelby County3None
Van Buren County3None
Wayne County3None
Ida County2None
Jefferson County2None
Lucas County2None
Davis County1None
Decatur County1None
Keokuk County1None
Pocahontas County0None

US Census Bureau, Building Permits Survey, 2025. Permit values are what builders declare and usually run below the full cost to build.

Builders and pros listed in Iowa

Nobody is listed in Iowa yet. Builders and pros list free anywhere in the US, and a buyer is matched to each one whose service area covers the lot.

Matching goes by distance, not state lines: a pro in a neighboring state whose service area covers your lot is on your list too. How builders are listed · List free

Plans to build here

Every plan is licensed for a build anywhere in the country. Each plan page shows the lot it fits and, for a ZIP, the county figures.

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