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

Updated on August 1, 2024.

Based on the US Census Vintage data estimates, in 2022, the 163,841 population of Rock County, Wisconsin comprised of 16,382 people who identified as Hispanic (10%), and 147,459 people who identified as Non-Hispanic (90%).

Race: The White Alone population was the largest racial group in Rock County, Wisconsin with a population of 147,105 (89.79%); Black or African American Alone population was the second largest racial group with a population of 8,579 (5.24%); and Two Or More Races was the third largest racial group with a population of 4,834 (2.95%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Rock County, Wisconsin in 2022, with a population of 132,799 (81.05%); the second largest ethnic group was White Alone - Hispanic with a population of 14,306 (8.73%); and the third largest ethnic group was Black or African American Alone - Non Hispanic with a population of 7,952 (4.85%).

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.

Data Source: US Census Bureau (Vintage).

See this for other years:

Hispanics and Non Hispanics in Rock County, WI in 2022

Total Population:163,841

Non Hispanic (90%)

Hispanic (10%)

Race in Rock County, WI in 2022

Total Population:163,841

White Alone (89.79%)

Black or African American Alone (5.24%)

Two or more races (2.95%)

Asian Alone (1.37%)

American Indian and Alaska Native Alone (0.59%)

Native Hawaiian And Pacific Islander Alone (0.07%)

Ethnicity in Rock County, WI in 2022

Total Population:163,841

Non-Hispanic White Alone (81.05%)

Hispanic White Alone (8.73%)

Non-Hispanic Black or African American Alone (4.85%)

Non-Hispanic Two or more races (2.5%)

All Other Ethnicities (1.57%)

Non-Hispanic Asian Alone (1.29%)

Population By Race in Rock , WI in 2022

Race	Population	Percentage
White Alone	147,105	89.79%
Black or African American Alone	8,579	5.24%
Two Or More Races	4,834	2.95%
Asian Alone	2,240	1.37%
American Indian and Alaska Native Alone	973	0.59%
Native Hawaiian And Pacific Islander Alone	110	0.07%

Population By Ethnicity in Rock , WI in 2022

Ethnicity	Population	Percentage
White Alone - Non Hispanic	132,799	81.05%
White Alone - Hispanic	14,306	8.73%
Black or African American Alone - Non Hispanic	7,952	4.85%
Two Or More Races - Non Hispanic	4,094	2.5%
Asian Alone - Non Hispanic	2,115	1.29%
Two Or More Races - Hispanic	740	0.45%
Black or African American Alone - Hispanic	627	0.38%
American Indian and Alaska Native Alone - Hispanic	542	0.33%
American Indian and Alaska Native Alone - Non Hispanic	431	0.26%
Asian Alone - Hispanic	125	0.08%
Native Hawaiian And Pacific Islander Alone - Non Hispanic	68	0.04%
Native Hawaiian And Pacific Islander Alone - Hispanic	42	0.03%