Ranking of Illinois Counties By Percentage of Voting-age Population that were Some Other Race Alone from Census 2020

Updated on August 26, 2023.

According to the data from the United States 2020 decennial Census, as at April 2020, among all Illinois counties, Kane County had the highest percentage of its voting-age population that identified their race as Some Other Race Alone (14.83%), followed by Cook County (12.26%), and Lake County (11.15%).

The chart below shows the top 10 counties, and the table below shows the ranking of all Illinois counties based on the percentage of the voting-age population that identified as Some Other Race Alone.

You can see similar ranking information for other states. You can also see similar rankings of counties for other racial groups in Illinois.

Ranking of Illinois Counties By Percentage of Voting-age Population that were Some Other Race Alone from Census 2020
Kane
14.83%
Cook
12.26%
Lake
11.15%
Cass
10.65%
Boone
10.22%
Kendall
7.86%
Will
7.24%
DuPage
6.14%
Winnebago
5.91%
McHenry
5.62%
Ranking of Illinois Counties By Percentage of Voting-age Population that were Some Other Race Alone from Census 2020
Rank
County
Some Other Race Alone % of County Voting-age Pop.
1 Kane County 14.83
2 Cook County 12.26
3 Lake County 11.15
4 Cass County 10.65
5 Boone County 10.22
6 Kendall County 7.86
7 Will County 7.24
8 DuPage County 6.14
9 Winnebago County 5.91
10 McHenry County 5.62
11 DeKalb County 5.07
11 Kankakee County 5.07
12 Warren County 4.95
13 Rock Island County 4.78
14 Ogle County 4.03
15 Brown County 4.01
16 Douglas County 3.74
17 Whiteside County 3.68
18 Pulaski County 3.59
19 Johnson County 3.47
20 Champaign County 3.43
21 LaSalle County 3.28
22 Grundy County 3.14
23 Bureau County 2.85
24 Lee County 2.84
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