Population By Race and Ethnicity in Plymouth County, IA in 2011

Updated on January 29, 2024.

Based on the US Census Vintage data estimates, in 2011, the 24,824 population of Plymouth County, Iowa comprised of 769 people who identified as Hispanic (3.1%), and 24,055 people who identified as Non-Hispanic (96.9%).

Race: The White Alone population was the largest racial group in Plymouth County, Iowa with a population of 24,257 (97.72%); Two Or More Races population was the second largest racial group with a population of 228 (0.92%); and Asian Alone was the third largest racial group with a population of 125 (0.5%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Plymouth County, Iowa in 2011, with a population of 23,560 (94.91%); the second largest ethnic group was White Alone - Hispanic with a population of 697 (2.81%); and the third largest ethnic group was Two Or More Races - Non Hispanic with a population of 204 (0.82%).

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

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

See this for other years:
Hispanics and Non Hispanics in Plymouth County, IA in 2011
Total Population:
Race in Plymouth County, IA in 2011
Total Population:
Ethnicity in Plymouth County, IA in 2011
Total Population:
Population By Race in Plymouth , IA in 2011
Race Population Percentage
Black or African American Alone 104 0.42%
White Alone 24,257 97.72%
American Indian and Alaska Native Alone 84 0.34%
Asian Alone 125 0.5%
Native Hawaiian And Pacific Islander Alone 26 0.11%
Two Or More Races 228 0.92%
Population By Ethnicity in Plymouth , IA in 2011
Ethnicity Population Percentage
Black or African American Alone - Hispanic 7 0.03%
White Alone - Hispanic 697 2.81%
American Indian and Alaska Native Alone - Hispanic 28 0.11%
Asian Alone - Hispanic 4 0.02%
Native Hawaiian And Pacific Islander Alone - Hispanic 9 0.04%
Two Or More Races - Hispanic 24 0.1%
Black or African American Alone - Non Hispanic 97 0.39%
White Alone - Non Hispanic 23,560 94.91%
American Indian and Alaska Native Alone - Non Hispanic 56 0.23%
Asian Alone - Non Hispanic 121 0.49%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 17 0.07%
Two Or More Races - Non Hispanic 204 0.82%