Sioux, Iowa Voting-age Population By Ethnicity in Census 2020

Updated on February 22, 2026.

According to the data from the US 2020 decennial Census, in April 2020, among Sioux, IA population of 25,861 people, 86.93% of them (22,482 people) identified their ethnicity as Non-Hispanic - White Alone, 5.10% of them (1,318 people) identified their ethnicity as Hispanic - Some Other Race Alone, and 3.79% of them (980 people) identified their ethnicity as Hispanic - Two Or More Races.

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

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

Sioux, IA Voting-age Population By Ethnicity in Census 2020
Non-Hispanic - White Alone
Hispanic - Some Other Race Alone
Hispanic - Two or More Races
Hispanic - White Alone
Non-Hispanic - Two or More Races
Non-Hispanic - Asian Alone
Non-Hispanic - Black Alone
Percentage of Sioux, IA Voting-age Population By Ethnicity in Census 2020
Non-Hispanic - White Alone
Hispanic - Some Other Race Alone
Hispanic - Two or More Races
Hispanic - White Alone
Non-Hispanic - Two or More Races
Non-Hispanic - Asian Alone
Non-Hispanic - Black Alone
Sioux, IA Voting-age Population By Ethnicity in Census 2020
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Ethnicity Voting-age Population % of County Voting-age Population
Non-Hispanic - White Alone 22482 86.93
Hispanic - Some Other Race Alone 1318 5.10
Hispanic - Two Or More Races 980 3.79
Hispanic - White Alone 436 1.69
Non-Hispanic - Two Or More Races 233 0.90
Non-Hispanic - Asian Alone 163 0.63
Non-Hispanic - Black or African American Alone 90 0.35
Hispanic - American Indian and Alaska Native Alone 77 0.30
Non-Hispanic - American Indian and Alaska Native Alone 54 0.21
Non-Hispanic - Some Other Race Alone 21 0.08
Non-Hispanic - Native Hawaiian And Pacific Islander Alone 4 0.02
Hispanic - Black or African American Alone 2 0.01
Hispanic - Asian Alone 1 0.00
Hispanic - Native Hawaiian And Pacific Islander Alone 0 0.00