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Demographics Table

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Demographic Data Report for Iowa by County
Education: Less than 9th grade
Population Ages 25+
All Races (includes Hispanic), Both Sexes
2019-2023 American Community Survey 5-Year Data
Sorted by Value

County
 sort alphabetically by name ascending
2023 Rural-Urban Continuum Codes Φ
 sort by rural urban descending
Value (Percent)
 sort by value descending
People (Education: Less Than 9th Grade)
 sort by sample size ascending
Rank within US
(of 3143 counties)
 sort by rank ascending
Iowa N/A 2.7 57,376 11 of 52
United States N/A 4.7 10,732,389 N/A
Boone County Urban 0.6 110 31
Grundy County Urban 0.7 56 41
Story County Urban 0.7 378 41
Warren County Urban 0.8 271 56
Bremer County Urban 1.0 174 90
Dickinson County Rural 1.0 130 90
Calhoun County Rural 1.1 77 126
Clay County Rural 1.1 122 126
Ida County Rural 1.1 50 126
Cass County Rural 1.2 115 156
Guthrie County Urban 1.2 93 156
Cedar County Rural 1.3 175 189
Kossuth County Rural 1.3 140 189
Linn County Urban 1.3 1,967 189
Monroe County Rural 1.3 70 189
Winnebago County Rural 1.3 92 189
Hardin County Rural 1.4 169 227
Jones County Urban 1.4 208 227
Keokuk County Rural 1.4 100 227
Mills County Urban 1.4 140 227
Shelby County Rural 1.4 117 227
Des Moines County Rural 1.5 401 281
Pocahontas County Rural 1.5 71 281
Worth County Rural 1.5 80 281
Clinton County Rural 1.6 515 332
Dallas County Urban 1.6 1,085 332
Fremont County Rural 1.6 75 332
Greene County Rural 1.6 101 332
Hancock County Rural 1.6 125 332
Benton County Urban 1.7 299 376
Jefferson County Rural 1.7 195 376
Johnson County Urban 1.7 1,570 376
Union County Rural 1.7 140 376
Cerro Gordo County Rural 1.8 543 445
Iowa County Rural 1.8 210 445
Monona County Rural 1.8 112 445
Webster County Rural 1.8 458 445
Butler County Rural 1.9 191 512
Dubuque County Urban 1.9 1,291 512
Harrison County Urban 1.9 192 512
Lee County Rural 1.9 462 512
Buchanan County Rural 2.0 279 593
Carroll County Rural 2.0 287 593
Mahaska County Rural 2.0 295 593
Marion County Rural 2.0 451 593
Poweshiek County Rural 2.0 238 593
Wright County Rural 2.0 171 593
Adair County Rural 2.1 110 658
Jasper County Urban 2.1 560 658
Page County Rural 2.1 243 658
Scott County Urban 2.1 2,471 658
Fayette County Rural 2.2 305 723
Jackson County Rural 2.2 304 723
Madison County Urban 2.2 248 723
Winneshiek County Rural 2.3 305 800
Black Hawk County Urban 2.5 2,111 946
Cherokee County Rural 2.5 208 946
Palo Alto County Rural 2.5 154 946
Plymouth County Rural 2.5 441 946
Adams County Rural 2.6 68 1,024
Floyd County Rural 2.6 282 1,024
Lyon County Rural 2.6 201 1,024
O'Brien County Rural 2.6 249 1,024
Audubon County Rural 2.7 108 1,110
Montgomery County Rural 2.7 196 1,110
Pottawattamie County Urban 2.7 1,731 1,110
Chickasaw County Rural 2.8 233 1,173
Hamilton County Rural 2.8 291 1,173
Ringgold County Rural 2.8 89 1,173
Sac County Rural 2.8 194 1,173
Humboldt County Rural 2.9 190 1,252
Allamakee County Rural 3.0 293 1,313
Delaware County Rural 3.0 363 1,313
Henry County Rural 3.1 427 1,373
Lucas County Rural 3.1 188 1,373
Muscatine County Rural 3.1 891 1,373
Tama County Rural 3.2 379 1,444
Taylor County Rural 3.2 130 1,444
Washington County Urban 3.4 521 1,563
Emmet County Rural 3.5 228 1,634
Mitchell County Rural 3.6 260 1,681
Clarke County Rural 3.8 245 1,792
Clayton County Rural 3.8 460 1,792
Polk County Urban 3.8 12,461 1,792
Franklin County Rural 4.2 289 1,974
Louisa County Rural 4.7 350 2,171
Howard County Rural 4.9 310 2,252
Sioux County Rural 4.9 1,050 2,252
Decatur County Rural 5.4 258 2,390
Appanoose County Rural 5.5 480 2,426
Wapello County Rural 5.7 1,375 2,489
Crawford County Rural 6.3 671 2,631
Woodbury County Urban 6.7 4,556 2,697
Wayne County Rural 7.1 310 2,769
Osceola County Rural 7.3 314 2,796
Marshall County Rural 7.4 1,954 2,814
Van Buren County Rural 8.1 410 2,883
Buena Vista County Rural 11.3 1,473 3,032
Davis County Rural 14.8 847 3,092
Notes:
Created by statecancerprofiles.cancer.gov on 07/07/2025 3:54 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 Education: Less than 9th grade, see the dictionary.

Data for United States does not include Puerto Rico.

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