Illinois White Alone Population By County in 2018

Updated on January 29, 2024.

Based on the US Census Vintage data estimates, in 2018, the White Alone population in Illinois was 9,767,272 and represented 76.76% of the total Illinois population (12,724,685).

Among Illinois counties, Cook County had the highest number of people who identified as White Alone (3,377,117), followed by DuPage County (738,226), and Lake County (566,838). Pulaski County had the lowest (3,545).

In the map below, we show the number and percentage of each county's White Alone population, as well as the gender percentages when you interact with the map. The data can also be found in a table below. You can use the table to sort, filter, and explore the data further.

You can see similar information for other states and also by state for the United States.

You can also see similar information for other racial and ethnicity groups in Illinois.

See this for other years:
Illinois White Alone Population By County in 2018
Illinois White Alone Population By County in 2018
County
White Alone Population
% of County Population
Cook 3,377,117 65.31
DuPage 738,226 79.57
Lake 566,838 80.92
Will 548,148 79.33
Kane 460,988 86.52
McHenry 286,992 93.14
Madison 231,768 87.63
Winnebago 226,317 79.81
St. Clair 169,813 64.91
Sangamon 160,669 82.06
Champaign 150,991 71.83
McLean 144,160 83.64
Peoria 132,901 73.52
Tazewell 127,064 95.92
Rock Island 117,895 82.72
Kendall 110,220 86.34
LaSalle 103,026 94.4
DeKalb 90,531 86.56
Kankakee 89,289 81.27
Macon 81,288 77.77
Vermilion 63,004 82.14
Williamson 61,444 91.68
Adams 60,947 92.9
Whiteside 52,930 95.31
Boone 49,376 92.52
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