Population By Race and Ethnicity in Sioux County, IA in 2015

Updated on January 29, 2024.

Based on the US Census Vintage data estimates, in 2015, the 34,764 population of Sioux County, Iowa comprised of 3,512 people who identified as Hispanic (10.1%), and 31,252 people who identified as Non-Hispanic (89.9%).

Race: The White Alone population was the largest racial group in Sioux County, Iowa with a population of 33,693 (96.92%); Asian Alone population was the second largest racial group with a population of 339 (0.98%); and Two Or More Races was the third largest racial group with a population of 271 (0.78%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Sioux County, Iowa in 2015, with a population of 30,462 (87.63%); the second largest ethnic group was White Alone - Hispanic with a population of 3,231 (9.29%); and the third largest ethnic group was Asian Alone - Non Hispanic with a population of 312 (0.9%).

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 2015

Total Population:34,764

Non Hispanic (89.9%)

Hispanic (10.1%)

Race in Sioux County, IA in 2015

Total Population:34,764

White Alone (96.92%)

Asian Alone (0.98%)

Two or more races (0.78%)

Black or African American Alone (0.73%)

American Indian and Alaska Native Alone (0.54%)

Native Hawaiian And Pacific Islander Alone (0.05%)

Ethnicity in Sioux County, IA in 2015

Total Population:34,764

Non-Hispanic White Alone (87.63%)

Hispanic White Alone (9.29%)

All Other Ethnicities (1.06%)

Non-Hispanic Asian Alone (0.9%)

Non-Hispanic Two or more races (0.65%)

Non-Hispanic Black or African American Alone (0.48%)

Population By Race in Sioux , IA in 2015

Race	Population	Percentage
White Alone	33,693	96.92%
Asian Alone	339	0.98%
Two Or More Races	271	0.78%
Black or African American Alone	254	0.73%
American Indian and Alaska Native Alone	189	0.54%
Native Hawaiian And Pacific Islander Alone	18	0.05%

Population By Ethnicity in Sioux , IA in 2015

Ethnicity	Population	Percentage
White Alone - Non Hispanic	30,462	87.63%
White Alone - Hispanic	3,231	9.29%
Asian Alone - Non Hispanic	312	0.9%
Two Or More Races - Non Hispanic	226	0.65%
Black or African American Alone - Non Hispanic	165	0.48%
American Indian and Alaska Native Alone - Hispanic	111	0.32%
Black or African American Alone - Hispanic	89	0.26%
American Indian and Alaska Native Alone - Non Hispanic	78	0.22%
Two Or More Races - Hispanic	45	0.13%
Asian Alone - Hispanic	27	0.08%
Native Hawaiian And Pacific Islander Alone - Hispanic	9	0.03%
Native Hawaiian And Pacific Islander Alone - Non Hispanic	9	0.03%