Population By Race and Ethnicity in Plymouth County, IA in 2022

Updated on January 29, 2024.

Based on the US Census Vintage data estimates, in 2022, the 25,681 population of Plymouth County, Iowa comprised of 1,592 people who identified as Hispanic (6.2%), and 24,089 people who identified as Non-Hispanic (93.8%).

Race: The White Alone population was the largest racial group in Plymouth County, Iowa with a population of 24,132 (93.97%); Black or African American Alone population was the second largest racial group with a population of 607 (2.36%); and Two Or More Races was the third largest racial group with a population of 352 (1.37%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Plymouth County, Iowa in 2022, with a population of 22,790 (88.74%); the second largest ethnic group was White Alone - Hispanic with a population of 1,342 (5.23%); and the third largest ethnic group was Black or African American Alone - Non Hispanic with a population of 565 (2.2%).

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.

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Hispanics and Non Hispanics in Plymouth County, IA in 2022
Total Population:
Race in Plymouth County, IA in 2022
Total Population:
Ethnicity in Plymouth County, IA in 2022
Total Population:
Population By Race in Plymouth , IA in 2022
Race Population Percentage
Black or African American Alone 607 2.36%
White Alone 24,132 93.97%
American Indian and Alaska Native Alone 259 1.01%
Asian Alone 174 0.68%
Native Hawaiian And Pacific Islander Alone 157 0.61%
Two Or More Races 352 1.37%
Population By Ethnicity in Plymouth , IA in 2022
Ethnicity Population Percentage
Black or African American Alone - Hispanic 42 0.16%
White Alone - Hispanic 1,342 5.23%
American Indian and Alaska Native Alone - Hispanic 140 0.55%
Asian Alone - Hispanic 10 0.04%
Native Hawaiian And Pacific Islander Alone - Hispanic 13 0.05%
Two Or More Races - Hispanic 45 0.18%
Black or African American Alone - Non Hispanic 565 2.2%
White Alone - Non Hispanic 22,790 88.74%
American Indian and Alaska Native Alone - Non Hispanic 119 0.46%
Asian Alone - Non Hispanic 164 0.64%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 144 0.56%
Two Or More Races - Non Hispanic 307 1.2%