Population By Race and Ethnicity in Jefferson County, WI in 2020

Updated on August 1, 2024.

Based on the US Census Vintage data estimates, in 2020, the 86,208 population of Jefferson County, Wisconsin comprised of 7,146 people who identified as Hispanic (8.29%), and 79,062 people who identified as Non-Hispanic (91.71%).

Race: The White Alone population was the largest racial group in Jefferson County, Wisconsin with a population of 82,567 (95.78%); Two Or More Races population was the second largest racial group with a population of 1,230 (1.43%); and Black or African American Alone was the third largest racial group with a population of 1,076 (1.25%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Jefferson County, Wisconsin in 2020, with a population of 76,014 (88.18%); the second largest ethnic group was White Alone - Hispanic with a population of 6,553 (7.6%); and the third largest ethnic group was Two Or More Races - Non Hispanic with a population of 1,053 (1.22%).

The charts and tables below shows the population and percentage of each racial and ethnicity group in Jefferson, 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 Jefferson County, WI in 2020

Total Population:86,208

Non Hispanic (91.71%)

Hispanic (8.29%)

Race in Jefferson County, WI in 2020

Total Population:86,208

White Alone (95.78%)

Two or more races (1.43%)

Black or African American Alone (1.25%)

Asian Alone (0.98%)

American Indian and Alaska Native Alone (0.53%)

Native Hawaiian And Pacific Islander Alone (0.04%)

Ethnicity in Jefferson County, WI in 2020

Total Population:86,208

Non-Hispanic White Alone (88.18%)

Hispanic White Alone (7.6%)

Non-Hispanic Two or more races (1.22%)

Non-Hispanic Black or African American Alone (1.05%)

All Other Ethnicities (1.03%)

Non-Hispanic Asian Alone (0.92%)

Population By Race in Jefferson , WI in 2020

Race	Population	Percentage
White Alone	82,567	95.78%
Two Or More Races	1,230	1.43%
Black or African American Alone	1,076	1.25%
Asian Alone	843	0.98%
American Indian and Alaska Native Alone	458	0.53%
Native Hawaiian And Pacific Islander Alone	34	0.04%

Population By Ethnicity in Jefferson , WI in 2020

Ethnicity	Population	Percentage
White Alone - Non Hispanic	76,014	88.18%
White Alone - Hispanic	6,553	7.6%
Two Or More Races - Non Hispanic	1,053	1.22%
Black or African American Alone - Non Hispanic	903	1.05%
Asian Alone - Non Hispanic	793	0.92%
American Indian and Alaska Native Alone - Non Hispanic	282	0.33%
Two Or More Races - Hispanic	177	0.21%
American Indian and Alaska Native Alone - Hispanic	176	0.2%
Black or African American Alone - Hispanic	173	0.2%
Asian Alone - Hispanic	50	0.06%
Native Hawaiian And Pacific Islander Alone - Hispanic	17	0.02%
Native Hawaiian And Pacific Islander Alone - Non Hispanic	17	0.02%