Iowa Non-Hispanic White alone Population By County in 2019

Updated on February 3, 2024.

Based on the US Census Vintage data estimates, in 2019, there were 2,681,114 people that identified as Non-Hispanic White alone in Iowa and they represented 84.86% of the total population of Iowa in 2019. Polk County had the highest number of Non-Hispanic White alone population (376,662), followed by Linn County (192,990), and Scott County (137,383). On the other hand, Adams County had the lowest number of Non-Hispanic White alone (3,462), followed by Ringgold County (4,615), and Osceola County (5,247).

When it comes to the percentage of each county's population that identified as Non-Hispanic White alone, Grundy County had the highest percentage (96.69%), followed by Davis County (96.64%), and Mitchell County (96.56%).

You can see similar information for other ethnicity and racial groups in Iowa.

You can also see similar information for other states and also by state for the United States.

Hover over or click on the counties to see the number and percentage of each county's Non-Hispanic White alone population. The data can also be filtered, sorted, and explored further in a table below.

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Iowa Non-Hispanic White alone Population By County in 2019
Iowa Non-Hispanic White alone Population By County in 2019
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County Non-Hispanic White alone Population % of County Population
Adair 6755 95.11
Adams 3462 96.11
Allamakee 12299 89.96
Appanoose 11849 94.6
Audubon 5265 95.88
Benton 24548 96.1
Black Hawk 105171 80.23
Boone 24830 94.27
Bremer 23847 94.74
Buchanan 20276 95.88
Buena Vista 11322 57.5
Butler 13874 96.32
Calhoun 9009 93.69
Carroll 18985 94.37
Cass 12154 94.79
Cedar 17647 95.18
Cerro Gordo 38124 89.75
Cherokee 10421 92.79
Chickasaw 11362 95.14
Clarke 7589 80.89
Clay 14961 92.96
Clayton 16770 95.85
Clinton 42291 90.83
Crawford 10842 64.14
Dallas 79037 84.41
Davis 8703 96.64
Decatur 7234 92.13
Delaware 16428 96.31
Des Moines 33776 86.49
Dickinson 16445 95.11
Dubuque 87789 90.1
Emmet 8020 86.95
Fayette 18230 93.13
Floyd 14159 90.44
Franklin 8495 84.26
Fremont 6539 94.54
Greene 8375 94.3
Grundy 11822 96.69
Guthrie 10172 94.7
Hamilton 13126 88.71
Hancock 9845 92.32
Hardin 15409 91.67
Harrison 13433 95.72
Henry 17436 87.91
Howard 8788 96.09
Humboldt 8832 92.98
Ida 6446 94.49
Iowa 15238 94.38
Jackson 18435 95.15
Jasper 34585 93.04
Jefferson 14727 81.01
Johnson 118107 77.46
Jones 19327 93.67
Keokuk 9777 95.93
Kossuth 13849 93.77
Lee 30469 90.57
Linn 192990 84.93
Louisa 8615 77.9
Lucas 8188 95.64
Lyon 11226 95.09
Madison 15437 94.86
Mahaska 20719 92.38
Marion 31393 94.33
Marshall 27362 69.32
Mills 14194 93.85
Mitchell 10202 96.56
Monona 8120 94.13
Monroe 7303 95.08
Montgomery 9237 93.14
Muscatine 32468 76.27
O'Brien 12654 91.72
Osceola 5247 88.02
Page 13682 90.44
Palo Alto 8219 92.63
Plymouth 22769 90.35
Pocahontas 6148 92.7
Polk 376662 76.71
Pottawattamie 81305 87.05
Poweshiek 16910 91.61
Ringgold 4615 94.84
Sac 9075 93.8
Scott 137383 79.23
Shelby 10813 94.2
Sioux 30267 86.6
Story 81274 83.41
Tama 13389 79.21
Taylor 5561 89.87
Union 11429 93.5
Van Buren 6752 95.86
Wapello 28380 80.74
Warren 48270 93.64
Washington 19849 90.1
Wayne 6154 95.96
Webster 31035 86.25
Winnebago 9390 90.66
Winneshiek 18958 94.83
Woodbury 73262 71.04
Worth 6943 93.74
Wright 10559 84.13