Jefferson, Missouri Voting-age Population By Race and Ethnicity from Census 2020

Updated on February 22, 2026.

According to the data from the US 2020 decennial Census, in April 2020, the 174.35K voting-age population of Jefferson, MO residents comprised of 3.51K residents who identified as Hispanic or Latino (2.01%), and 170.84K residents who identified as Non-Hispanic (97.99%).

Race: The White Alone voting-age population was the largest racial group in Jefferson, MO, with a voting-age population of 159.57K (91.52%). The Two Or More Races voting-age population was the second largest racial group in Jefferson, MO, with a voting-age population of 9.85K (5.65%). The Black or African American Alone voting-age population was the third largest racial group in Jefferson, MO, with a voting-age population of 1.66K (0.95%). The smallest racial group in Jefferson, MO was Native Hawaiian And Pacific Islander Alone with a voting-age population of 59 (0.03%).

Ethnicity: The Non-Hispanic - White Alone voting-age population was the largest ethnic group in Jefferson, MO, with a voting-age population of 158.54K (90.93%). The Non-Hispanic - Two or More Races voting-age population was the second largest ethnic group in Jefferson, MO, with a voting-age population of 8.32K (4.77%). The Non-Hispanic - Black Alone voting-age population was the third largest ethnic group in Jefferson, MO, with a voting-age population of 1.63K (0.94%). The smallest ethnic group in Jefferson, MO was Hispanic - Native Hawaiian & Pac. Islander with a voting-age population of 1 (0.00%).

The charts and tables below shows the voting-age population and percentage of each racial group and ethnicity group in Jefferson, Missouri from the 2020 decennial census.

You can see similar information for other Missouri counties and also for the state of Missouri.

Jefferson, MO Voting-age Hispanics and Non Hispanics Population in Census 2020
Total Voting-age Population:
Jefferson, MO Voting-age Racial Groups in Census 2020
Total Voting-age Population:
Jefferson, MO Voting-age Ethnicity Groups in Census 2020
Total Voting-age Population:
Jefferson, MO Voting-age Population of Racial Groups in Census 2020
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Race Voting-age Population % of County Voting-age Population
Black or African American Alone 1655 0.95
White Alone 159569 91.52
American Indian and Alaska Native Alone 589 0.34
Asian Alone 1418 0.81
Native Hawaiian And Pacific Islander Alone 59 0.03
Some Other Race Alone 1208 0.69
Two Or More Races 9852 5.65
Jefferson, MO Voting-age Population of Ethnicity Groups in Census 2020
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Ethnicity Voting-age Population % of County Voting-age Population
Non-Hispanic - White Alone 158536 90.93
Non-Hispanic - Two or More Races 8315 4.77
Non-Hispanic - Black Alone 1631 0.94
Hispanic - Two or More Races 1537 0.88
Non-Hispanic - Asian Alone 1402 0.80
Hispanic - White Alone 1033 0.59
Hispanic - Some Other Race Alone 818 0.47
Non-Hispanic - American Indian & Alaska Native 511 0.29
Non-Hispanic - Some Other Race Alone 390 0.22
Hispanic - American Indian & Alaska Native 78 0.05
Non-Hispanic - Native Hawaiian & Pac. Islander 58 0.03
Hispanic - Black Alone 24 0.01
Hispanic - Asian Alone 16 0.01
Hispanic - Native Hawaiian & Pac. Islander 1 0.00