Illinois Non-Hispanic - White Alone Voting-age Population By County from Census 2020

Updated on August 29, 2023.

According to the data from the US 2020 decennial Census, as at April 2020, the voting-age population of people who identified as Non-Hispanic - White Alone in Illinois was 6,123,548; and represented 61.24% of the total Illinois voting-age population.

Cook County had the highest number of people who identified as Non-Hispanic - White Alone (1,814,611), followed by DuPage County (482,728), and Will County (333,752). On the other hand, the three counties with low Non-Hispanic - White Alone voting-age population were: Pulaski County (2,597), Alexander County (2,723), and Hardin County (2,819).

When it comes to the percentage of each county's voting-age population that identified as Non-Hispanic - White Alone, Jasper County had the highest percentage (96.59%), followed by Scott County (96.56%), and Edwards County (96.55%).

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

You can see similar information for other ethnicities, and also for the different racial groups in Illinois.

You can also see this information for other states and also for the US by state.

Illinois Non-Hispanic - White Alone Voting-age Population By County from Census 2020
Illinois Non-Hispanic - White Alone Voting-age Population By County from Census 2020
County
Non-Hispanic - White Alone Voting-age Pop.
% of County Voting-age Population
Cook 1,814,611 43.49
DuPage 482,728 66.64
Will 333,752 63.44
Lake 331,853 61.00
Kane 229,568 59.04
McHenry 191,657 80.23
Madison 172,776 82.61
Winnebago 152,369 69.25
Sangamon 122,635 80.06
St. Clair 121,841 61.82
Champaign 105,263 63.25
McLean 105,158 78.40
Peoria 98,963 70.85
Tazewell 94,065 92.61
Rock Island 81,649 72.45
LaSalle 73,720 85.21
Kendall 63,642 67.74
Macon 61,675 76.18
Kankakee 59,881 72.19
DeKalb 57,975 74.44
Williamson 46,371 88.27
Adams 46,367 90.86
Vermilion 45,451 79.44
Whiteside 36,809 84.39
Ogle 34,495 86.27
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