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Demographics Table

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Demographic Data Report for Iowa by County
Population: Age 65 and over
All Races (includes Hispanic), Both Sexes
2017-2021 American Community Survey 5-Year Data
Sorted by Value
County
 sort alphabetically by name ascending
Value (Percent)
 sort by value descending
People (Age 65 And Over)
 sort by sample size ascending
Rank within US
(of 3143 counties)
 sort by rank ascending
United States 16.0 52,888,621 N/A
Iowa 17.0 540,542 19 of 52
Dallas County 11.8 11,362 3,022
Johnson County 12.0 18,202 3,007
Story County 12.3 12,030 2,982
Polk County 13.0 63,736 2,904
Woodbury County 15.0 15,796 2,612
Buena Vista County 15.0 3,118 2,607
Sioux County 15.4 5,496 2,540
Warren County 15.7 8,117 2,490
Linn County 15.9 36,364 2,423
Scott County 16.2 28,253 2,343
Muscatine County 16.4 7,088 2,294
Black Hawk County 16.5 21,710 2,268
Crawford County 16.8 2,787 2,192
Madison County 17.2 2,821 2,096
Davis County 17.2 1,563 2,085
Pottawattamie County 17.5 16,361 2,022
Wapello County 17.7 6,265 1,932
Buchanan County 17.7 3,655 1,918
Dubuque County 17.8 17,524 1,910
Marion County 17.8 5,939 1,901
Marshall County 17.9 7,182 1,867
Mahaska County 17.9 3,969 1,851
Benton County 18.2 4,663 1,767
Lyon County 18.2 2,174 1,763
Boone County 18.2 4,872 1,748
Clarke County 18.3 1,777 1,738
Plymouth County 18.6 4,743 1,646
Henry County 18.6 3,806 1,645
Webster County 18.7 6,930 1,622
Jasper County 18.7 7,039 1,613
Iowa County 18.7 3,108 1,596
Louisa County 18.7 2,041 1,594
Mills County 18.8 2,756 1,573
Washington County 18.9 4,249 1,542
Harrison County 19.1 2,784 1,477
Bremer County 19.2 4,780 1,437
Cedar County 19.3 3,571 1,411
Monroe County 19.4 1,476 1,364
Clinton County 19.5 9,070 1,355
Delaware County 19.5 3,419 1,338
Tama County 19.7 3,360 1,296
Carroll County 20.0 4,141 1,211
Decatur County 20.1 1,548 1,188
Union County 20.1 2,449 1,180
O'Brien County 20.3 2,869 1,123
Howard County 20.3 1,922 1,108
Poweshiek County 20.4 3,792 1,099
Lee County 20.4 6,869 1,093
Grundy County 20.5 2,523 1,070
Chickasaw County 20.5 2,464 1,057
Humboldt County 20.5 1,974 1,050
Mitchell County 20.6 2,167 1,031
Jones County 20.6 4,260 1,028
Des Moines County 20.6 8,066 1,013
Hamilton County 20.7 3,126 983
Clay County 20.8 3,414 960
Jackson County 20.8 4,064 948
Worth County 20.9 1,559 925
Fayette County 21.0 4,107 917
Winnebago County 21.0 2,261 905
Franklin County 21.1 2,119 902
Wayne County 21.1 1,372 895
Winneshiek County 21.1 4,247 887
Ida County 21.2 1,480 872
Osceola County 21.3 1,311 863
Lucas County 21.3 1,840 859
Cerro Gordo County 21.4 9,232 838
Montgomery County 21.4 2,213 828
Palo Alto County 21.5 1,933 809
Keokuk County 21.6 2,175 794
Adair County 21.6 1,610 792
Floyd County 21.9 3,430 737
Taylor County 21.9 1,301 724
Hardin County 22.0 3,734 720
Fremont County 22.0 1,474 719
Butler County 22.3 3,209 684
Hancock County 22.3 2,413 682
Emmet County 22.3 2,101 680
Wright County 22.3 2,898 669
Guthrie County 22.4 2,377 651
Adams County 22.5 830 645
Allamakee County 22.5 3,160 642
Shelby County 22.5 2,641 637
Page County 22.5 3,428 635
Appanoose County 22.5 2,771 631
Cass County 22.5 2,964 627
Pocahontas County 22.5 1,599 624
Van Buren County 22.6 1,623 622
Greene County 22.6 1,996 613
Jefferson County 22.6 3,583 608
Calhoun County 22.7 2,258 601
Sac County 23.3 2,286 516
Clayton County 23.4 4,013 498
Ringgold County 23.4 1,110 495
Cherokee County 23.5 2,728 478
Kossuth County 23.6 3,497 470
Audubon County 24.4 1,379 398
Monona County 24.4 2,134 391
Dickinson County 25.9 4,542 261
Notes:
Created by statecancerprofiles.cancer.gov on 07/25/2024 12:44 pm.
Source: Demographic data provided by the Census Bureau and the American Community Survey.
For more information about Population: Age 65 and over, see the dictionary.
Data for United States does not include Puerto Rico.

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