Illinois Hispanic or Latino Population By County in 2020

Updated on August 2, 2024.

Based on the US Census Vintage data estimates, in 2020, there were 2,338,539 hispanics or latinos (of all racial backgrounds) in Illinois and they represented 18.28% of the total population of Illinois in 2020.

Cook County had the highest number of hispanics or latinos (1,381,684), followed by Lake County (172,160), and Kane County (169,759). On the other hand, Gallatin County had the lowest number of hispanics or latinos (53), followed by Scott County (55), and Pope County (69).

When it comes to the ratio of hispanic to non-hispanic population, Kane County had the highest percentage (32.89%), followed by Cook County (26.25%), and Boone County (24.18%).

You can 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 hispanic or latino population. The data can also be filtered, sorted, and explored further in a table below.

See this for other years:
Illinois Hispanic or Latino Population By County in 2020
Illinois Hispanic or Latino Population By County in 2020
County
Population
% of County Population
Cook 1,381,684 26.25
Lake 172,160 24.14
Kane 169,759 32.89
DuPage 144,419 15.51
Will 131,583 18.88
McHenry 46,846 15.12
Winnebago 41,140 14.44
Kendall 27,528 20.8
Rock Island 19,816 13.73
Champaign 16,565 8.06
DeKalb 13,565 13.53
Boone 12,900 24.18
Kankakee 12,557 11.71
St. Clair 12,547 4.89
LaSalle 11,499 10.51
Madison 10,778 4.06
McLean 10,483 6.13
Peoria 10,078 5.56
Whiteside 7,132 12.84
Ogle 5,828 11.27
Grundy 5,745 10.94
Sangamon 5,314 2.71
Vermilion 3,839 5.19
Tazewell 3,197 2.44
Henry 3,187 6.48
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