Population By Race and Ethnicity in Waukesha County, WI in 2012

Updated on January 29, 2024.

Based on the US Census Vintage data estimates, in 2012, the 392,893 population of Waukesha County, Wisconsin comprised of 17,245 people who identified as Hispanic (4.39%), and 375,648 people who identified as Non-Hispanic (95.61%).

Race: The White Alone population was the largest racial group in Waukesha County, Wisconsin with a population of 369,670 (94.09%); Asian Alone population was the second largest racial group with a population of 11,899 (3.03%); and Black or African American Alone was the third largest racial group with a population of 5,215 (1.33%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Waukesha County, Wisconsin in 2012, with a population of 353,732 (90.03%); the second largest ethnic group was White Alone - Hispanic with a population of 15,938 (4.06%); and the third largest ethnic group was Asian Alone - Non Hispanic with a population of 11,820 (3.01%).

The charts and tables below shows the population and percentage of each racial and ethnicity group in Waukesha, Wisconsin.

You can find similar information for other Wisconsin counties, and for Wisconsin.

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Hispanics and Non Hispanics in Waukesha County, WI in 2012
Total Population:
Race in Waukesha County, WI in 2012
Total Population:
Ethnicity in Waukesha County, WI in 2012
Total Population:
Population By Race in Waukesha , WI in 2012
Race Population Percentage
Black or African American Alone 5,215 1.33%
White Alone 369,670 94.09%
American Indian and Alaska Native Alone 1,154 0.29%
Asian Alone 11,899 3.03%
Native Hawaiian And Pacific Islander Alone 194 0.05%
Two Or More Races 4,761 1.21%
Population By Ethnicity in Waukesha , WI in 2012
Ethnicity Population Percentage
Black or African American Alone - Hispanic 314 0.08%
White Alone - Hispanic 15,938 4.06%
American Indian and Alaska Native Alone - Hispanic 323 0.08%
Asian Alone - Hispanic 79 0.02%
Native Hawaiian And Pacific Islander Alone - Hispanic 60 0.02%
Two Or More Races - Hispanic 531 0.14%
Black or African American Alone - Non Hispanic 4,901 1.25%
White Alone - Non Hispanic 353,732 90.03%
American Indian and Alaska Native Alone - Non Hispanic 831 0.21%
Asian Alone - Non Hispanic 11,820 3.01%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 134 0.03%
Two Or More Races - Non Hispanic 4,230 1.08%