Population By Race and Ethnicity in Waukesha County, WI in 2011

Updated on January 29, 2024.

Based on the US Census Vintage data estimates, in 2011, the 390,895 population of Waukesha County, Wisconsin comprised of 16,772 people who identified as Hispanic (4.29%), and 374,123 people who identified as Non-Hispanic (95.71%).

Race: The White Alone population was the largest racial group in Waukesha County, Wisconsin with a population of 368,377 (94.24%); Asian Alone population was the second largest racial group with a population of 11,473 (2.94%); and Black or African American Alone was the third largest racial group with a population of 5,160 (1.32%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Waukesha County, Wisconsin in 2011, with a population of 352,880 (90.28%); the second largest ethnic group was White Alone - Hispanic with a population of 15,497 (3.96%); and the third largest ethnic group was Asian Alone - Non Hispanic with a population of 11,393 (2.92%).

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.

Data Source: US Census Bureau (Vintage).

See this for other years:

Hispanics and Non Hispanics in Waukesha County, WI in 2011

Total Population:390,895

Non Hispanic (95.71%)

Hispanic (4.29%)

Race in Waukesha County, WI in 2011

Total Population:390,895

White Alone (94.24%)

Asian Alone (2.94%)

Black or African American Alone (1.32%)

Two or more races (1.16%)

American Indian and Alaska Native Alone (0.3%)

Native Hawaiian And Pacific Islander Alone (0.05%)

Ethnicity in Waukesha County, WI in 2011

Total Population:390,895

Non-Hispanic White Alone (90.28%)

Hispanic White Alone (3.96%)

Non-Hispanic Asian Alone (2.92%)

Non-Hispanic Black or African American Alone (1.24%)

Non-Hispanic Two or more races (1.03%)

All Other Ethnicities (0.57%)

Population By Race in Waukesha , WI in 2011

Race	Population	Percentage
White Alone	368,377	94.24%
Asian Alone	11,473	2.94%
Black or African American Alone	5,160	1.32%
Two Or More Races	4,538	1.16%
American Indian and Alaska Native Alone	1,161	0.3%
Native Hawaiian And Pacific Islander Alone	186	0.05%

Population By Ethnicity in Waukesha , WI in 2011

Ethnicity	Population	Percentage
White Alone - Non Hispanic	352,880	90.28%
White Alone - Hispanic	15,497	3.96%
Asian Alone - Non Hispanic	11,393	2.92%
Black or African American Alone - Non Hispanic	4,862	1.24%
Two Or More Races - Non Hispanic	4,019	1.03%
American Indian and Alaska Native Alone - Non Hispanic	833	0.21%
Two Or More Races - Hispanic	519	0.13%
American Indian and Alaska Native Alone - Hispanic	328	0.08%
Black or African American Alone - Hispanic	298	0.08%
Native Hawaiian And Pacific Islander Alone - Non Hispanic	136	0.04%
Asian Alone - Hispanic	80	0.02%
Native Hawaiian And Pacific Islander Alone - Hispanic	50	0.01%