Illinois Some Other Race Alone Population By County in Census 2020

Updated on February 11, 2023.

According to the data from the US 2020 decennial Census, in April 2020, there were 1,135,149 people in Illinois who identified their race as Some Other Race Alone, which is 8.86% of the total population of Illinois. Cook County had the highest number of people who identify as Some Other Race Alone (705,153), followed by Lake County (86,580), and Kane County (83,560). On the other hand, the three counties with the least number of people who identify as Some Other Race Alone were: Scott County (13), Pope County (17), and Hardin County (17).

In terms of the percentage of each county's total population, Kane County had the highest percentage, with 16.18% of its population identifying their race as Some Other Race Alone, followed by Cook County (13.37%), and Cass County (12.22%).

You can see similar information for other states and also for the United States by state. You can also see similar information for other racial groups as well as the different ethnicities in Illinois.

Hover over or click on the counties to see the number and percentage of each county's population that identify as Some Other Race Alone. The data can also be filtered, sorted, and explored further in a table below.

Illinois Some Other Race Alone Population By County in Census 2020
Illinois Some Other Race Alone Population By County in Census 2020
County
Some Other Race Alone Population
% of County Population
Cook County 705,153 13.37
Lake County 86,580 12.12
Kane County 83,560 16.18
DuPage County 62,732 6.73
Will County 54,431 7.82
McHenry County 19,440 6.27
Winnebago County 19,059 6.68
Kendall County 10,742 8.15
Champaign County 7,756 3.77
Rock Island County 7,552 5.22
Kankakee County 6,279 5.84
Boone County 6,176 11.56
DeKalb County 5,609 5.59
St. Clair County 5,288 2.05
Peoria County 5,035 2.77
McLean County 4,314 2.52
Madison County 4,011 1.51
LaSalle County 3,999 3.65
Ogle County 2,359 4.56
Whiteside County 2,134 3.83
Sangamon County 1,886 0.96
Grundy County 1,778 3.39
Vermilion County 1,644 2.22
Cass County 1,594 12.22
Jackson County 1,438 2.72
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