Population By Race and Ethnicity in Sioux County, IA in 2020

Updated on August 1, 2024.

Based on the US Census Vintage data estimates, in 2020, the 35,885 population of Sioux County, Iowa comprised of 4,896 people who identified as Hispanic (13.64%), and 30,989 people who identified as Non-Hispanic (86.36%).

Race: The White Alone population was the largest racial group in Sioux County, Iowa with a population of 34,703 (96.71%); Black or African American Alone population was the second largest racial group with a population of 313 (0.87%); and Asian Alone was the third largest racial group with a population of 311 (0.87%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Sioux County, Iowa in 2020, with a population of 30,197 (84.15%); the second largest ethnic group was White Alone - Hispanic with a population of 4,506 (12.56%); and the third largest ethnic group was Asian Alone - Non Hispanic with a population of 271 (0.76%).

The charts and tables below shows the population and percentage of each racial and ethnicity group in Sioux, Iowa.

You can find similar information for other Iowa counties, and for Iowa.

Data Source: US Census Bureau (Vintage).

See this for other years:

Hispanics and Non Hispanics in Sioux County, IA in 2020

Total Population:35,885

Non Hispanic (86.36%)

Hispanic (13.64%)

Race in Sioux County, IA in 2020

Total Population:35,885

White Alone (96.71%)

Black or African American Alone (0.87%)

Asian Alone (0.87%)

Two or more races (0.77%)

American Indian and Alaska Native Alone (0.72%)

Native Hawaiian And Pacific Islander Alone (0.07%)

Ethnicity in Sioux County, IA in 2020

Total Population:35,885

Non-Hispanic White Alone (84.15%)

Hispanic White Alone (12.56%)

All Other Ethnicities (1.34%)

Non-Hispanic Asian Alone (0.76%)

Non-Hispanic Two or more races (0.65%)

Non-Hispanic Black or African American Alone (0.55%)

Population By Race in Sioux , IA in 2020

Race	Population	Percentage
White Alone	34,703	96.71%
Black or African American Alone	313	0.87%
Asian Alone	311	0.87%
Two Or More Races	275	0.77%
American Indian and Alaska Native Alone	258	0.72%
Native Hawaiian And Pacific Islander Alone	25	0.07%

Population By Ethnicity in Sioux , IA in 2020

Ethnicity	Population	Percentage
White Alone - Non Hispanic	30,197	84.15%
White Alone - Hispanic	4,506	12.56%
Asian Alone - Non Hispanic	271	0.76%
Two Or More Races - Non Hispanic	233	0.65%
Black or African American Alone - Non Hispanic	197	0.55%
American Indian and Alaska Native Alone - Hispanic	178	0.5%
Black or African American Alone - Hispanic	116	0.32%
American Indian and Alaska Native Alone - Non Hispanic	80	0.22%
Two Or More Races - Hispanic	42	0.12%
Asian Alone - Hispanic	40	0.11%
Native Hawaiian And Pacific Islander Alone - Hispanic	14	0.04%
Native Hawaiian And Pacific Islander Alone - Non Hispanic	11	0.03%