Decatur, Indiana Voting-age Population By Race in Census 2020

Updated on February 22, 2026.

According to the data from the US 2020 decennial Census, in April 2020, among Decatur, IN voting-age population of 20,317 people, 94.86% of them (19,273 people) identified their race as White Alone, 3.09% of them (627 people) identified their race as Two Or More Races, and 0.85% of them (173 people) identified their race as Some Other Race Alone.

The first chart below shows the voting-age population by race and the second chart shows the percentage of the the Decatur, IN voting-age population for each race. You can also find the information in a table below.

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

Decatur, IN Voting-age Population By Race in Census 2020
White Alone
Two Or More Races
Some Other Race Alone
Asian Alone
Black or African American Alone
American Indian and Alaska Native Alone
Native Hawaiian And Pacific Islander Alone
Percentage of Decatur, IN Voting-age Population By Race in Census 2020
White Alone
Two Or More Races
Some Other Race Alone
Asian Alone
Black or African American Alone
American Indian and Alaska Native Alone
Native Hawaiian And Pacific Islander Alone
Decatur, IN Voting-age Population By Race in Census 2020
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Race Voting-age Population % of County Voting-age Population
Black or African American Alone 63 0.31
White Alone 19273 94.86
American Indian and Alaska Native Alone 44 0.22
Asian Alone 129 0.64
Native Hawaiian And Pacific Islander Alone 8 0.04
Some Other Race Alone 173 0.85
Two Or More Races 627 3.09