Population By Race and Ethnicity in Rock County, WI in 2022

Updated on January 29, 2024.

Based on the US Census Vintage data estimates, in 2022, the 164,060 population of Rock County, Wisconsin comprised of 16,097 people who identified as Hispanic (9.81%), and 147,963 people who identified as Non-Hispanic (90.19%).

Race: The White Alone population was the largest racial group in Rock County, Wisconsin with a population of 147,277 (89.77%); Black or African American Alone population was the second largest racial group with a population of 8,611 (5.25%); and Two Or More Races was the third largest racial group with a population of 4,863 (2.96%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Rock County, Wisconsin in 2022, with a population of 133,258 (81.22%); the second largest ethnic group was White Alone - Hispanic with a population of 14,019 (8.55%); and the third largest ethnic group was Black or African American Alone - Non Hispanic with a population of 7,980 (4.86%).

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

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

See this for other years:
Hispanics and Non Hispanics in Rock County, WI in 2022
Total Population:
Race in Rock County, WI in 2022
Total Population:
Ethnicity in Rock County, WI in 2022
Total Population:
Population By Race in Rock , WI in 2022
Race Population Percentage
Black or African American Alone 8,611 5.25%
White Alone 147,277 89.77%
American Indian and Alaska Native Alone 966 0.59%
Asian Alone 2,234 1.36%
Native Hawaiian And Pacific Islander Alone 109 0.07%
Two Or More Races 4,863 2.96%
Population By Ethnicity in Rock , WI in 2022
Ethnicity Population Percentage
Black or African American Alone - Hispanic 631 0.39%
White Alone - Hispanic 14,019 8.55%
American Indian and Alaska Native Alone - Hispanic 541 0.33%
Asian Alone - Hispanic 124 0.08%
Native Hawaiian And Pacific Islander Alone - Hispanic 41 0.03%
Two Or More Races - Hispanic 741 0.45%
Black or African American Alone - Non Hispanic 7,980 4.86%
White Alone - Non Hispanic 133,258 81.22%
American Indian and Alaska Native Alone - Non Hispanic 425 0.26%
Asian Alone - Non Hispanic 2,110 1.29%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 68 0.04%
Two Or More Races - Non Hispanic 4,122 2.51%