Alton city, Illinois Citizen Voting-age Population By Race and Ethnicity in 2010 (ACS-5Yrs)

Updated on March 26, 2026.

Based on the US Census Bureau's special tabulation from the ACS 5-year estimates, in 2010, the citizen voting-age population for Alton city, Illinois was 20.49K. The Non-Hispanic White Alone ethnicity group had the highest citizen voting-age population (15.05K) and constituted 73.47% of the total.

The Non-Hispanic Black or African American Alone ethnicity group had the second highest citizen voting-age population (4.71K) and constituted 22.97% of the total. The Hispanic or Latino of All Races ethnicity group had the third highest (370), constituting 1.81% 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 cities and places, and for Illinois.

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

See this for other years:

Alton city, Illinois Citizen Voting-age Population By Race and Ethnicity in 2010

Non-Hispanic White Alone

Non-Hispanic Black Alone

Hispanic or Latino of All Races

Non-Hispanic Two Or More Races

Non-Hispanic American Indian & Alaska Native Alone

Non-Hispanic Asian Alone

Alton city, Illinois Citizen Voting-age Population By Race and Ethnicity in 2010

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Ethnicity	Voting-age Population	% of Voting-age Pop.
Non-Hispanic White Alone	15050	73.47
Non-Hispanic Black or African American Alone	4705	22.97
Hispanic or Latino of All Races	370	1.81
Non-Hispanic Two Or More Races	240	1.17
Non-Hispanic American Indian and Alaska Native Alone	95	0.46
Non-Hispanic Asian Alone	25	0.12