Ranking of Illinois Counties By Percentage of the Voting-age Population that Identified as Hispanic or Latino from Census 2020

Updated on August 28, 2023.

According to the data from the United States 2020 decennial Census, in April 2020, among all of Illinois counties, Kane County had the highest percentange of a county's voting-age population who identified as Hispanic or Latino (29.17%), followed by Cook County (23.65%), and Lake County (21.33%).

The chart below shows the top 10 counties, and the table below shows the ranking of all Illinois counties based on the percentage of each county's voting-age population that identified as hispanic or latino.

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

Ranking of Illinois Counties By Percentage of the Voting-age Population that Identified as Hispanic or Latino from Census 2020
Kane
29.17%
Cook
23.65%
Lake
21.33%
Boone
20.40%
Kendall
18.23%
Cass
17.73%
Will
16.43%
DuPage
13.48%
McHenry
12.59%
Winnebago
11.95%
Ranking of Illinois Counties By Percentage of the Voting-age Population that Identified as Hispanic or Latino from Census 2020
Rank
County
% County Voting-age Population
1 Kane County 29.17
2 Cook County 23.65
3 Lake County 21.33
4 Boone County 20.40
5 Kendall County 18.23
6 Cass County 17.73
7 Will County 16.43
8 DuPage County 13.48
9 McHenry County 12.59
10 Winnebago County 11.95
11 Rock Island County 11.50
12 DeKalb County 11.49
13 Whiteside County 10.73
14 Kankakee County 9.56
15 Ogle County 9.14
16 Grundy County 8.90
17 Warren County 8.59
18 LaSalle County 8.41
19 Bureau County 7.54
20 Champaign County 7.19
21 Douglas County 6.90
22 Iroquois County 5.98
23 Lee County 5.85
24 McLean County 5.28
25 Knox County 5.16
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