Return to Home Demographics > Table

Demographics Table

Data Options

Demographic Data Report for Iowa by County
Population: Age 18-39
All Races (includes Hispanic), Both Sexes
2017-2021 American Community Survey 5-Year Data
Sorted by Name
County
 sort alphabetically by name descending
Value (Percent)
 sort by value descending
People (Age 18-39)
 sort by sample size descending
Rank within US
(of 3143 counties)
 sort by rank descending
Iowa 28.9 918,856 20 of 52
United States 29.6 97,620,321 N/A
Adair County 24.6 1,829 1,148
Adams County 22.7 838 580
Allamakee County 22.2 3,121 472
Appanoose County 23.4 2,885 793
Audubon County 21.0 1,187 280
Benton County 23.2 5,950 710
Black Hawk County 33.8 44,370 2,937
Boone County 25.7 6,876 1,553
Bremer County 28.5 7,080 2,346
Buchanan County 24.7 5,084 1,181
Buena Vista County 29.4 6,099 2,534
Butler County 22.6 3,257 556
Calhoun County 24.6 2,446 1,138
Carroll County 23.7 4,921 870
Cass County 21.2 2,788 306
Cedar County 25.0 4,621 1,308
Cerro Gordo County 24.6 10,633 1,164
Cherokee County 20.5 2,384 217
Chickasaw County 22.7 2,729 584
Clarke County 26.2 2,546 1,695
Clay County 25.2 4,129 1,365
Clayton County 21.8 3,744 403
Clinton County 24.4 11,364 1,070
Crawford County 28.6 4,729 2,363
Dallas County 30.5 29,426 2,689
Davis County 25.2 2,281 1,364
Decatur County 32.3 2,496 2,859
Delaware County 21.5 3,764 343
Des Moines County 24.3 9,498 1,045
Dickinson County 21.7 3,797 375
Dubuque County 28.9 28,501 2,428
Emmet County 26.4 2,493 1,800
Fayette County 25.7 5,041 1,557
Floyd County 23.5 3,680 802
Franklin County 22.2 2,232 475
Fremont County 21.1 1,411 288
Greene County 22.7 2,006 590
Grundy County 23.4 2,890 789
Guthrie County 20.8 2,208 256
Hamilton County 23.8 3,588 901
Hancock County 23.2 2,518 723
Hardin County 24.8 4,209 1,217
Harrison County 24.1 3,522 993
Henry County 27.6 5,655 2,151
Howard County 24.0 2,271 951
Humboldt County 23.9 2,296 914
Ida County 23.7 1,654 868
Iowa County 23.1 3,827 675
Jackson County 23.8 4,642 902
Jasper County 26.5 9,970 1,809
Jefferson County 26.9 4,262 1,948
Johnson County 42.4 64,319 3,101
Jones County 24.1 4,984 985
Keokuk County 23.0 2,315 668
Kossuth County 23.4 3,464 763
Lee County 24.5 8,267 1,122
Linn County 29.3 67,030 2,513
Louisa County 24.6 2,683 1,168
Lucas County 23.4 2,024 778
Lyon County 24.1 2,877 969
Madison County 23.8 3,901 887
Mahaska County 27.5 6,078 2,130
Marion County 27.1 9,036 2,005
Marshall County 26.2 10,530 1,723
Mills County 23.8 3,488 898
Mitchell County 23.2 2,437 702
Monona County 22.0 1,920 436
Monroe County 24.0 1,823 954
Montgomery County 23.1 2,386 684
Muscatine County 27.6 11,912 2,155
O'Brien County 25.0 3,533 1,309
Osceola County 22.0 1,356 434
Page County 24.9 3,804 1,286
Palo Alto County 24.1 2,164 960
Plymouth County 24.3 6,213 1,052
Pocahontas County 22.5 1,596 536
Polk County 31.2 152,650 2,770
Pottawattamie County 27.0 25,221 1,968
Poweshiek County 29.1 5,414 2,470
Ringgold County 22.0 1,042 435
Sac County 21.6 2,123 363
Scott County 28.0 48,729 2,248
Shelby County 23.8 2,792 885
Sioux County 29.7 10,594 2,573
Story County 49.1 48,147 3,133
Tama County 24.1 4,114 981
Taylor County 22.9 1,356 622
Union County 27.9 3,400 2,225
Van Buren County 21.1 1,515 288
Wapello County 27.4 9,680 2,104
Warren County 27.2 14,120 2,056
Washington County 24.8 5,589 1,236
Wayne County 22.5 1,461 523
Webster County 29.7 11,027 2,570
Winnebago County 26.6 2,855 1,847
Winneshiek County 29.8 5,995 2,599
Woodbury County 28.9 30,394 2,436
Worth County 24.6 1,834 1,160
Wright County 22.5 2,916 524
Notes:
Created by statecancerprofiles.cancer.gov on 04/26/2024 9:04 am.
Source: Demographic data provided by the Census Bureau and the American Community Survey.
For more information about Population: Age 18-39, see the dictionary.
Data for United States does not include Puerto Rico.

Return to Top