Sangamon County, Illinois Citizen Voting-age Population By Race and Ethnicity in 2020 (ACS-5Yrs)

Updated on March 28, 2026.

Based on the US Census Bureau's special tabulation from the ACS 5-year estimates, in 2020, the citizen voting-age population for Sangamon County, IL was 149.73K. The Non-Hispanic White Alone ethnicity group had the highest citizen voting-age population (126.14K) and constituted 84.25% of the total.

The Non-Hispanic Black or African American Alone ethnicity group had the second highest citizen voting-age population (16.47K) and constituted 11.00% of the total. The Hispanic or Latino of All Races ethnicity group had the third highest (2.61K), constituting 1.74% of the total citizen voting-age population.

The charts and tables below shows the citizen voting-age population and percentages by race and ethnicity.

You can also see similar information for other Illinois counties, and for Illinois.

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Sangamon County, Illinois Citizen Voting-age Population By Race and Ethnicity in 2020
Non-Hispanic White Alone
Non-Hispanic Black Alone
Hispanic or Latino of All Races
Non-Hispanic Two Or More Races
Non-Hispanic Asian Alone
Non-Hispanic American Indian & Alaska Native Alone
Non-Hispanic Native Hawaiian & Pac. Islander Alone
Sangamon County, Illinois Citizen Voting-age Population By Race and Ethnicity in 2020
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Ethnicity Voting-age Population % of Voting-age Pop.
Non-Hispanic White Alone 126140 84.25
Non-Hispanic Black or African American Alone 16465 11.00
Hispanic or Latino of All Races 2610 1.74
Non-Hispanic Two Or More Races 2230 1.49
Non-Hispanic Asian Alone 1890 1.26
Non-Hispanic American Indian and Alaska Native Alone 200 0.13
Non-Hispanic Native Hawaiian And Pacific Islander Alone 200 0.13