Sangamon County, Illinois Citizen Voting-age Population By Race and Ethnicity in 2015 (ACS-5Yrs)

Updated on March 28, 2026.

Based on the US Census Bureau's special tabulation from the ACS 5-year estimates, in 2015, the citizen voting-age population for Sangamon County, IL was 150.06K. The Non-Hispanic White Alone ethnicity group had the highest citizen voting-age population (128.59K) and constituted 85.69% of the total.

The Non-Hispanic Black or African American Alone ethnicity group had the second highest citizen voting-age population (15.63K) and constituted 10.41% of the total. The Hispanic or Latino of All Races ethnicity group had the third highest (2.32K), constituting 1.54% 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.

Data Source: US Census - ACS 5-Years (CVAP).

See this for other years:

Sangamon County, Illinois Citizen Voting-age Population By Race and Ethnicity in 2015

Non-Hispanic White Alone

Non-Hispanic Black Alone

Hispanic or Latino of All Races

Non-Hispanic Asian Alone

Non-Hispanic Two Or More Races

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 2015

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Ethnicity	Voting-age Population	% of Voting-age Pop.
Non-Hispanic White Alone	128585	85.69
Non-Hispanic Black or African American Alone	15625	10.41
Hispanic or Latino of All Races	2315	1.54
Non-Hispanic Asian Alone	1705	1.14
Non-Hispanic Two Or More Races	1560	1.04
Non-Hispanic American Indian and Alaska Native Alone	210	0.14
Non-Hispanic Native Hawaiian And Pacific Islander Alone	60	0.04