Waukesha County, Wisconsin Voting-age Population By Race and Ethnicity from Census 2020

Updated on August 29, 2023.

According to the data from the US 2020 decennial Census, in April 2020, the 318.19K voting-age population of Waukesha County, WI residents comprised of 13.63K residents who identified as Hispanic or Latino (4.28%), and 304.56K residents who identified as Non-Hispanic (95.72%).

Race: The White Alone voting-age population was the largest racial group in Waukesha County, WI, with a voting-age population of 283.75K (89.18%). The Two Or More Races voting-age population was the second largest racial group in Waukesha County, WI, with a voting-age population of 13.38K (4.21%). The Asian Alone voting-age population was the third largest racial group in Waukesha County, WI, with a voting-age population of 11.12K (3.50%). The smallest racial group in Waukesha County, WI was Native Hawaiian And Pacific Islander Alone with a voting-age population of 97 (0.03%).

Ethnicity: The Non-Hispanic - White Alone voting-age population was the largest ethnic group in Waukesha County, WI, with a voting-age population of 280.20K (88.06%). The Non-Hispanic - Asian Alone voting-age population was the second largest ethnic group in Waukesha County, WI, with a voting-age population of 11.07K (3.48%). The Non-Hispanic - Two or More Races voting-age population was the third largest ethnic group in Waukesha County, WI, with a voting-age population of 7.22K (2.27%). The smallest ethnic group in Waukesha County, WI was Hispanic - Native Hawaiian & Pac. Islander with a voting-age population of 5 (0.00%).

The charts and tables below shows the voting-age population and percentage of each racial group and ethnicity group in Waukesha County, Wisconsin from the 2020 decennial census.

You can see similar information for other Wisconsin counties and also for the state of Wisconsin.

Waukesha County, WI Voting-age Hispanics and Non Hispanics Population in Census 2020
Total Voting-age Population:
Waukesha County, WI Voting-age Racial Groups in Census 2020
Total Voting-age Population:
Waukesha County, WI Voting-age Ethnicity Groups in Census 2020
Total Voting-age Population:
Waukesha County, WI Voting-age Population of Racial Groups in Census 2020
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Race Voting-age Population % of County Voting-age Population
Black or African American Alone 4661 1.47
White Alone 283753 89.18
American Indian and Alaska Native Alone 929 0.29
Asian Alone 11121 3.50
Native Hawaiian And Pacific Islander Alone 97 0.03
Some Other Race Alone 4249 1.34
Two Or More Races 13383 4.21
Waukesha County, WI Voting-age Population of Ethnicity Groups in Census 2020
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Ethnicity Voting-age Population % of County Voting-age Population
Non-Hispanic - White Alone 280196 88.06
Non-Hispanic - Asian Alone 11066 3.48
Non-Hispanic - Two or More Races 7218 2.27
Hispanic - Two or More Races 6165 1.94
Non-Hispanic - Black Alone 4582 1.44
Hispanic - White Alone 3557 1.12
Hispanic - Some Other Race Alone 3489 1.10
Non-Hispanic - Some Other Race Alone 760 0.24
Non-Hispanic - American Indian & Alaska Native 649 0.20
Hispanic - American Indian & Alaska Native 280 0.09
Non-Hispanic - Native Hawaiian & Pac. Islander 92 0.03
Hispanic - Black Alone 79 0.03
Hispanic - Asian Alone 55 0.02
Hispanic - Native Hawaiian & Pac. Islander 5 0.00