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Demographics Table

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Demographic Data Report for Iowa by County
Population: Age 50 and over
All Races (includes Hispanic), Both Sexes
2017-2021 American Community Survey 5-Year Data
Sorted by Count
County
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Value (Percent)
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People (Age 50 And Over)
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Rank within US
(of 3143 counties)
 sort by rank ascending
United States 35.4 116,767,305 N/A
Iowa 36.2 1,151,297 25 of 52
Polk County 31.0 151,418 2,860
Linn County 34.9 79,816 2,482
Scott County 35.8 62,266 2,355
Black Hawk County 33.8 44,434 2,607
Johnson County 26.8 40,648 3,071
Dubuque County 37.7 37,193 2,027
Pottawattamie County 37.9 35,494 1,957
Woodbury County 33.0 34,692 2,704
Dallas County 28.1 27,169 3,018
Story County 25.9 25,371 3,095
Clinton County 41.5 19,313 1,151
Cerro Gordo County 43.7 18,882 753
Warren County 34.8 18,038 2,500
Des Moines County 41.3 16,145 1,188
Muscatine County 35.8 15,434 2,349
Jasper County 39.5 14,875 1,616
Marshall County 36.8 14,782 2,181
Webster County 38.9 14,420 1,761
Lee County 42.1 14,207 1,016
Wapello County 37.9 13,379 1,982
Marion County 37.7 12,589 2,018
Sioux County 32.1 11,446 2,778
Boone County 39.9 10,649 1,531
Benton County 41.0 10,520 1,275
Plymouth County 39.3 10,031 1,669
Bremer County 37.2 9,245 2,122
Washington County 38.8 8,733 1,782
Jones County 42.2 8,730 995
Carroll County 41.4 8,587 1,174
Jackson County 43.9 8,567 728
Winneshiek County 42.2 8,475 1,005
Fayette County 43.0 8,424 853
Dickinson County 47.7 8,357 335
Mahaska County 37.1 8,201 2,142
Henry County 38.9 7,976 1,745
Clayton County 46.1 7,913 475
Buchanan County 37.8 7,794 1,991
Cedar County 41.6 7,702 1,115
Delaware County 43.0 7,523 856
Poweshiek County 40.2 7,480 1,458
Hardin County 44.0 7,476 718
Tama County 41.0 6,994 1,283
Iowa County 42.0 6,977 1,035
Buena Vista County 33.3 6,905 2,663
Clay County 41.0 6,723 1,279
Kossuth County 45.2 6,702 575
Floyd County 42.6 6,669 928
Jefferson County 41.8 6,626 1,080
Page County 43.2 6,584 826
Hamilton County 41.7 6,280 1,111
Madison County 37.7 6,196 2,011
Butler County 42.9 6,192 860
Allamakee County 43.9 6,173 734
Harrison County 41.2 6,015 1,212
Crawford County 36.3 6,004 2,265
Mills County 40.6 5,948 1,367
Cass County 43.5 5,726 784
O'Brien County 40.3 5,695 1,436
Wright County 42.0 5,451 1,047
Appanoose County 44.0 5,416 716
Shelby County 44.9 5,276 606
Cherokee County 44.9 5,208 610
Chickasaw County 43.0 5,165 857
Grundy County 41.0 5,060 1,273
Union County 39.4 4,805 1,634
Guthrie County 44.5 4,717 643
Hancock County 43.5 4,711 792
Sac County 45.4 4,464 551
Winnebago County 41.3 4,439 1,191
Montgomery County 42.9 4,431 865
Mitchell County 41.9 4,407 1,073
Calhoun County 43.5 4,329 795
Louisa County 39.7 4,327 1,556
Lyon County 36.1 4,311 2,300
Keokuk County 42.7 4,291 907
Franklin County 42.1 4,237 1,013
Emmet County 43.9 4,145 727
Monona County 46.0 4,019 480
Humboldt County 41.7 4,012 1,104
Howard County 41.0 3,879 1,271
Greene County 43.6 3,847 775
Lucas County 43.9 3,795 735
Palo Alto County 41.1 3,701 1,231
Clarke County 37.7 3,675 2,012
Adair County 43.8 3,261 740
Pocahontas County 45.8 3,250 498
Van Buren County 44.5 3,204 639
Davis County 35.3 3,202 2,419
Worth County 42.7 3,178 914
Monroe County 40.9 3,106 1,289
Fremont County 44.9 3,006 612
Ida County 41.3 2,880 1,200
Decatur County 37.2 2,873 2,117
Osceola County 44.2 2,724 687
Wayne County 41.7 2,709 1,114
Audubon County 47.1 2,667 371
Taylor County 42.2 2,504 996
Ringgold County 44.7 2,118 623
Adams County 45.8 1,694 500
Notes:
Created by statecancerprofiles.cancer.gov on 05/17/2024 2:32 am.
Source: Demographic data provided by the Census Bureau and the American Community Survey.
For more information about Population: Age 50 and over, see the dictionary.
Data for United States does not include Puerto Rico.

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