Population By Race and Ethnicity in Rock, WI in 2016

Updated on June 16, 2025.

Based on the US Census Vintage data estimates, in 2016, the 161,363 population of Rock County, Wisconsin comprised of 13,858 people who identified as Hispanic (8.59%), and 147,505 people who identified as Non-Hispanic (91.41%).

Race: The White Alone population was the largest racial group in Rock County, Wisconsin with a population of 145,893 (90.41%); Black or African American Alone population was the second largest racial group with a population of 8,415 (5.22%); and Two Or More Races was the third largest racial group with a population of 4,082 (2.53%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Rock County, Wisconsin in 2016, with a population of 133,732 (82.88%); the second largest ethnic group was White Alone - Hispanic with a population of 12,161 (7.54%); and the third largest ethnic group was Black or African American Alone - Non Hispanic with a population of 7,897 (4.89%).

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, WI in 2016
Total Population:
Race in Rock, WI in 2016
Total Population:
Ethnicity in Rock, WI in 2016
Total Population:
Population By Race in Rock , WI in 2016
Race Population Percentage
Black or African American Alone 8,415 5.22%
White Alone 145,893 90.41%
American Indian and Alaska Native Alone 794 0.49%
Asian Alone 2,082 1.29%
Native Hawaiian And Pacific Islander Alone 97 0.06%
Two Or More Races 4,082 2.53%
Population By Ethnicity in Rock , WI in 2016
Ethnicity Population Percentage
Black or African American Alone - Hispanic 518 0.32%
White Alone - Hispanic 12,161 7.54%
American Indian and Alaska Native Alone - Hispanic 425 0.26%
Asian Alone - Hispanic 83 0.05%
Native Hawaiian And Pacific Islander Alone - Hispanic 40 0.03%
Two Or More Races - Hispanic 631 0.39%
Black or African American Alone - Non Hispanic 7,897 4.89%
White Alone - Non Hispanic 133,732 82.88%
American Indian and Alaska Native Alone - Non Hispanic 369 0.23%
Asian Alone - Non Hispanic 1,999 1.24%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 57 0.04%
Two Or More Races - Non Hispanic 3,451 2.14%