Population By Race and Ethnicity in Jefferson County, WI in 2019

Updated on January 29, 2024.

Based on the US Census Vintage data estimates, in 2019, the 84,829 population of Jefferson County, Wisconsin comprised of 6,264 people who identified as Hispanic (7.38%), and 78,565 people who identified as Non-Hispanic (92.62%).

Race: The White Alone population was the largest racial group in Jefferson County, Wisconsin with a population of 81,468 (96.04%); Two Or More Races population was the second largest racial group with a population of 1,129 (1.33%); and Black or African American Alone was the third largest racial group with a population of 973 (1.15%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Jefferson County, Wisconsin in 2019, with a population of 75,750 (89.3%); the second largest ethnic group was White Alone - Hispanic with a population of 5,718 (6.74%); and the third largest ethnic group was Two Or More Races - Non Hispanic with a population of 945 (1.11%).

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.

See this for other years:
Hispanics and Non Hispanics in Jefferson County, WI in 2019
Total Population:
Race in Jefferson County, WI in 2019
Total Population:
Ethnicity in Jefferson County, WI in 2019
Total Population:
Population By Race in Jefferson , WI in 2019
Race Population Percentage
Black or African American Alone 973 1.15%
White Alone 81,468 96.04%
American Indian and Alaska Native Alone 416 0.49%
Asian Alone 811 0.96%
Native Hawaiian And Pacific Islander Alone 32 0.04%
Two Or More Races 1,129 1.33%
Population By Ethnicity in Jefferson , WI in 2019
Ethnicity Population Percentage
Black or African American Alone - Hispanic 154 0.18%
White Alone - Hispanic 5,718 6.74%
American Indian and Alaska Native Alone - Hispanic 151 0.18%
Asian Alone - Hispanic 42 0.05%
Native Hawaiian And Pacific Islander Alone - Hispanic 15 0.02%
Two Or More Races - Hispanic 184 0.22%
Black or African American Alone - Non Hispanic 819 0.97%
White Alone - Non Hispanic 75,750 89.3%
American Indian and Alaska Native Alone - Non Hispanic 265 0.31%
Asian Alone - Non Hispanic 769 0.91%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 17 0.02%
Two Or More Races - Non Hispanic 945 1.11%