Population By Race and Ethnicity in Waukesha County, WI in 2017

Updated on January 29, 2024.

Based on the US Census Vintage data estimates, in 2017, the 401,099 population of Waukesha County, Wisconsin comprised of 19,151 people who identified as Hispanic (4.78%), and 381,948 people who identified as Non-Hispanic (95.23%).

Race: The White Alone population was the largest racial group in Waukesha County, Wisconsin with a population of 372,061 (92.76%); Asian Alone population was the second largest racial group with a population of 14,988 (3.74%); and Black or African American Alone was the third largest racial group with a population of 6,675 (1.66%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Waukesha County, Wisconsin in 2017, with a population of 354,527 (88.39%); the second largest ethnic group was White Alone - Hispanic with a population of 17,534 (4.37%); and the third largest ethnic group was Asian Alone - Non Hispanic with a population of 14,862 (3.71%).

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 2017
Total Population:401,099
95.23%
Non Hispanic (95.23%)
Hispanic (4.78%)
Race in Waukesha County, WI in 2017
Total Population:401,099
92.76%
White Alone (92.76%)
Asian Alone (3.74%)
Black or African American Alone (1.66%)
Two or more races (1.48%)
American Indian and Alaska Native Alone (0.31%)
Native Hawaiian And Pacific Islander Alone (0.05%)
Ethnicity in Waukesha County, WI in 2017
Total Population:401,099
88.39%
Non-Hispanic White Alone (88.39%)
Hispanic White Alone (4.37%)
Non-Hispanic Asian Alone (3.71%)
Non-Hispanic Black or African American Alone (1.56%)
Non-Hispanic Two or more races (1.32%)
All Other Ethnicities (0.66%)
Population By Race in Waukesha , WI in 2017
Race
Population
Percentage
White Alone 372,061 92.76%
Asian Alone 14,988 3.74%
Black or African American Alone 6,675 1.66%
Two Or More Races 5,928 1.48%
American Indian and Alaska Native Alone 1,238 0.31%
Native Hawaiian And Pacific Islander Alone 209 0.05%
Population By Ethnicity in Waukesha , WI in 2017
Ethnicity
Population
Percentage
White Alone - Non Hispanic 354,527 88.39%
White Alone - Hispanic 17,534 4.37%
Asian Alone - Non Hispanic 14,862 3.71%
Black or African American Alone - Non Hispanic 6,240 1.56%
Two Or More Races - Non Hispanic 5,294 1.32%
American Indian and Alaska Native Alone - Non Hispanic 879 0.22%
Two Or More Races - Hispanic 634 0.16%
Black or African American Alone - Hispanic 435 0.11%
American Indian and Alaska Native Alone - Hispanic 359 0.09%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 146 0.04%
Asian Alone - Hispanic 126 0.03%
Native Hawaiian And Pacific Islander Alone - Hispanic 63 0.02%