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Interpretation of Demographics Data

Demographic Data Report for Iowa by County
Population: Age 40 and over
All Races (includes Hispanic), Both Sexes
2019-2023 American Community Survey 5-Year Data
Sorted by Count

United States


Iowa


Polk County


Linn County


Scott County


Johnson County


Black Hawk County


Woodbury County


Dubuque County


Pottawattamie County


Dallas County


Story County


Warren County


Clinton County


Cerro Gordo County


Muscatine County


Des Moines County


Jasper County


Marshall County


Webster County


Lee County


Wapello County


Marion County


Sioux County


Boone County


Benton County


Plymouth County


Bremer County


Jones County


Washington County


Carroll County


Mahaska County


Jackson County


Dickinson County


Winneshiek County


Fayette County


Buchanan County


Henry County


Cedar County


Clayton County


Delaware County


Poweshiek County


Hardin County


Buena Vista County


Iowa County


Tama County


Madison County


Clay County


Jefferson County


Floyd County


Page County


Kossuth County


Crawford County


Hamilton County


Butler County


Mills County


Harrison County


Allamakee County


Cass County


O'Brien County


Appanoose County


Cherokee County


Chickasaw County


Shelby County


Grundy County


Wright County


Guthrie County


Union County


Hancock County


Lyon County


Louisa County


Montgomery County


Mitchell County


Winnebago County


Sac County


Keokuk County


Franklin County


Calhoun County


Emmet County


Humboldt County


Greene County


Monona County


Lucas County


Palo Alto County


Clarke County


Howard County


Davis County


Worth County


Van Buren County


Adair County


Monroe County


Pocahontas County


Fremont County


Ida County


Decatur County


Wayne County


Osceola County


Audubon County


Taylor County


Ringgold County


Adams County




Notes:
Created by statecancerprofiles.cancer.gov on 07/04/2025 3:38 am.

Φ Rural-Urban Continuum Codes provided by the USDA.

Source: Demographic data provided by the Census Bureau and the American Community Survey.
For more information about Population: Age 40 and over, see the dictionary.

Data for United States does not include Puerto Rico.