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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
2017-2021 American Community Survey 5-Year Data
Sorted by Value
County
 sort alphabetically by name ascending
Value (Percent)
 sort by value ascending
People (Education: Less Than 9th Grade)
 sort by sample size descending
Rank within US
(of 3143 counties)
 sort by rank descending
United States 4.8 10,793,507 N/A
Iowa 2.8 59,533 15 of 52
Davis County 17.2 969 3,109
Buena Vista County 11.1 1,445 3,007
Crawford County 8.8 939 2,902
Marshall County 8.6 2,289 2,889
Van Buren County 8.6 434 2,886
Woodbury County 6.5 4,376 2,611
Wayne County 6.2 270 2,548
Osceola County 5.3 229 2,302
Wapello County 5.2 1,243 2,264
Louisa County 5.1 388 2,240
Allamakee County 4.8 469 2,135
Howard County 4.2 268 1,883
Appanoose County 4.1 359 1,855
Franklin County 4.1 286 1,826
Decatur County 4.0 189 1,800
Tama County 4.0 467 1,797
Clarke County 4.0 255 1,796
Sioux County 3.7 792 1,676
Emmet County 3.7 243 1,649
Taylor County 3.7 150 1,627
Washington County 3.7 558 1,616
Floyd County 3.6 396 1,613
Polk County 3.6 11,779 1,599
Mitchell County 3.6 256 1,569
Pottawattamie County 3.5 2,241 1,555
Muscatine County 3.4 978 1,482
Clayton County 3.4 413 1,463
Chickasaw County 3.3 269 1,423
Henry County 3.1 435 1,320
Mahaska County 3.1 456 1,319
Hamilton County 3.1 329 1,314
Carroll County 3.1 436 1,309
Adams County 3.0 79 1,228
Black Hawk County 3.0 2,469 1,218
O'Brien County 2.8 274 1,149
Fayette County 2.8 380 1,127
Lyon County 2.8 214 1,112
Cass County 2.8 258 1,103
Poweshiek County 2.8 333 1,100
Buchanan County 2.7 375 1,078
Plymouth County 2.6 442 969
Audubon County 2.6 104 959
Jackson County 2.6 351 948
Monona County 2.5 153 891
Lucas County 2.4 146 862
Jefferson County 2.4 271 824
Monroe County 2.3 121 808
Marion County 2.3 505 769
Hardin County 2.3 279 757
Humboldt County 2.1 144 667
Union County 2.1 174 630
Dubuque County 2.1 1,354 600
Winneshiek County 2.1 271 598
Keokuk County 2.0 144 595
Scott County 2.0 2,378 577
Montgomery County 2.0 141 573
Delaware County 2.0 240 562
Jasper County 2.0 526 557
Cerro Gordo County 2.0 608 549
Wright County 2.0 176 548
Page County 1.9 218 530
Kossuth County 1.9 204 527
Cherokee County 1.9 159 505
Palo Alto County 1.9 118 504
Winnebago County 1.9 138 502
Worth County 1.9 102 499
Benton County 1.9 339 497
Clinton County 1.9 609 479
Johnson County 1.9 1,668 462
Cedar County 1.8 241 451
Lee County 1.8 439 441
Sac County 1.8 127 437
Dallas County 1.8 1,148 435
Harrison County 1.7 176 392
Shelby County 1.7 144 388
Webster County 1.7 421 364
Des Moines County 1.6 444 332
Hancock County 1.6 125 320
Madison County 1.6 178 311
Greene County 1.6 97 295
Dickinson County 1.6 202 291
Ringgold County 1.5 50 286
Butler County 1.5 154 268
Guthrie County 1.5 114 262
Linn County 1.5 2,247 230
Jones County 1.4 213 223
Iowa County 1.4 165 212
Fremont County 1.4 65 190
Pocahontas County 1.3 67 180
Adair County 1.3 71 179
Mills County 1.3 135 169
Boone County 1.3 250 163
Calhoun County 1.2 85 130
Ida County 1.2 56 127
Grundy County 1.1 96 112
Bremer County 1.0 164 93
Warren County 1.0 342 92
Clay County 0.8 87 49
Story County 0.7 359 36
Notes:
Created by statecancerprofiles.cancer.gov on 03/29/2024 5:00 am.
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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