Return to Home Demographics > Table

Demographics Table

Data Options

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 Name

County
 sort alphabetically by name ascending
2023 Rural-Urban Continuum Codes Φ
 sort by rural urban descending
Value (Percent)
 sort by value ascending
People (Age 40 And Over)
 sort by sample size ascending
Rank within US
(of 3143 counties)
 sort by rank ascending
United States N/A 48.3 160,683,909 N/A
Iowa N/A 48.2 1,539,086 33 of 52
Wright County Rural 49.7 6,370 2,071
Worth County Rural 55.8 4,117 685
Woodbury County Urban 45.6 48,204 2,697
Winneshiek County Rural 53.0 10,577 1,255
Winnebago County Rural 51.7 5,500 1,591
Webster County Rural 49.7 18,328 2,071
Wayne County Rural 52.2 3,405 1,468
Washington County Urban 50.4 11,356 1,909
Warren County Urban 48.1 25,744 2,398
Wapello County Rural 49.9 17,592 2,023
Van Buren County Rural 56.6 4,093 580
Union County Rural 50.8 6,120 1,823
Taylor County Rural 54.1 3,194 1,011
Tama County Rural 51.6 8,755 1,629
Story County Urban 34.9 34,448 3,116
Sioux County Rural 43.5 15,659 2,858
Shelby County Rural 54.8 6,443 848
Scott County Urban 48.7 84,841 2,283
Sac County Rural 55.3 5,397 770
Ringgold County Rural 54.2 2,530 977
Poweshiek County Rural 51.1 9,495 1,751
Pottawattamie County Urban 50.2 46,895 1,964
Polk County Urban 44.2 219,996 2,811
Pocahontas County Rural 54.2 3,818 977
Plymouth County Rural 50.9 13,083 1,802
Palo Alto County Rural 52.6 4,686 1,368
Page County Rural 55.7 8,447 696
Osceola County Rural 54.1 3,306 1,011
O'Brien County Rural 49.6 7,000 2,089
Muscatine County Rural 48.7 20,833 2,283
Montgomery County Rural 54.6 5,594 889
Monroe County Rural 51.7 3,900 1,591
Monona County Rural 54.8 4,723 848
Mitchell County Rural 52.5 5,533 1,392
Mills County Urban 53.4 7,781 1,162
Marshall County Rural 48.4 19,360 2,334
Marion County Rural 49.7 16,683 2,071
Mahaska County Rural 49.0 10,810 2,224
Madison County Urban 51.4 8,612 1,669
Lyon County Rural 47.1 5,696 2,522
Lucas County Rural 54.4 4,721 936
Louisa County Rural 53.0 5,678 1,255
Linn County Urban 48.2 110,685 2,375
Lee County Rural 54.8 18,170 848
Kossuth County Rural 54.5 7,968 912
Keokuk County Rural 53.3 5,312 1,189
Jones County Urban 55.1 11,456 797
Johnson County Urban 38.4 59,413 3,067
Jefferson County Rural 54.4 8,528 936
Jasper County Urban 51.7 19,565 1,591
Jackson County Rural 54.8 10,644 848
Iowa County Rural 53.0 8,762 1,255
Ida County Rural 52.3 3,630 1,441
Humboldt County Rural 52.3 5,004 1,441
Howard County Rural 48.9 4,627 2,240
Henry County Rural 50.6 10,232 1,867
Harrison County Urban 52.1 7,633 1,497
Hardin County Rural 56.2 9,406 630
Hancock County Rural 55.9 5,991 666
Hamilton County Rural 53.0 7,891 1,255
Guthrie County Urban 57.7 6,138 465
Grundy County Urban 51.9 6,407 1,542
Greene County Rural 55.4 4,835 755
Fremont County Rural 57.6 3,782 478
Franklin County Rural 52.7 5,259 1,343
Floyd County Rural 54.5 8,450 912
Fayette County Rural 53.5 10,367 1,137
Emmet County Rural 53.8 5,010 1,078
Dubuque County Urban 48.2 47,679 2,375
Dickinson County Rural 59.6 10,637 288
Des Moines County Rural 52.8 20,385 1,309
Delaware County Rural 54.3 9,524 959
Decatur County Rural 46.6 3,571 2,582
Davis County Rural 46.6 4,249 2,582
Dallas County Urban 42.8 44,564 2,903
Crawford County Rural 48.7 7,937 2,283
Clinton County Rural 53.0 24,564 1,255
Clayton County Rural 57.0 9,723 548
Clay County Rural 52.2 8,583 1,468
Clarke County Rural 48.2 4,670 2,375
Chickasaw County Rural 54.4 6,451 936
Cherokee County Rural 57.6 6,669 478
Cerro Gordo County Rural 54.7 23,388 870
Cedar County Rural 53.9 9,935 1,056
Cass County Rural 54.8 7,192 848
Carroll County Rural 52.7 10,898 1,343
Calhoun County Rural 52.8 5,207 1,309
Butler County Rural 54.7 7,821 870
Buena Vista County Rural 44.0 9,098 2,823
Buchanan County Rural 49.8 10,285 2,045
Bremer County Urban 48.1 12,087 2,398
Boone County Urban 52.6 14,021 1,368
Black Hawk County Urban 44.6 58,330 2,788
Benton County Urban 53.3 13,701 1,189
Audubon County Rural 57.1 3,210 535
Appanoose County Rural 54.5 6,677 912
Allamakee County Rural 53.6 7,524 1,120
Adams County Rural 56.9 2,072 561
Adair County Rural 52.8 3,946 1,309
Notes:
Created by statecancerprofiles.cancer.gov on 07/02/2025 2:50 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.

Return to Top