Population By Race and Ethnicity in Johnson, IA in 2013

Updated on June 16, 2025.

Based on the US Census Vintage data estimates, in 2013, the 140,266 population of Johnson County, Iowa comprised of 7,298 people who identified as Hispanic (5.2%), and 132,968 people who identified as Non-Hispanic (94.8%).

Race: The White Alone population was the largest racial group in Johnson County, Iowa with a population of 119,988 (85.54%); Asian Alone population was the second largest racial group with a population of 8,500 (6.06%); and Black or African American Alone was the third largest racial group with a population of 8,057 (5.74%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Johnson County, Iowa in 2013, with a population of 113,606 (80.99%); the second largest ethnic group was Asian Alone - Non Hispanic with a population of 8,401 (5.99%); and the third largest ethnic group was Black or African American Alone - Non Hispanic with a population of 7,767 (5.54%).

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

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

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Hispanics and Non Hispanics in Johnson, IA in 2013
Total Population:
Race in Johnson, IA in 2013
Total Population:
Ethnicity in Johnson, IA in 2013
Total Population:
Population By Race in Johnson , IA in 2013
Race Population Percentage
Black or African American Alone 8,057 5.74%
White Alone 119,988 85.54%
American Indian and Alaska Native Alone 436 0.31%
Asian Alone 8,500 6.06%
Native Hawaiian And Pacific Islander Alone 77 0.06%
Two Or More Races 3,208 2.29%
Population By Ethnicity in Johnson , IA in 2013
Ethnicity Population Percentage
Black or African American Alone - Hispanic 290 0.21%
White Alone - Hispanic 6,382 4.55%
American Indian and Alaska Native Alone - Hispanic 170 0.12%
Asian Alone - Hispanic 99 0.07%
Native Hawaiian And Pacific Islander Alone - Hispanic 20 0.01%
Two Or More Races - Hispanic 337 0.24%
Black or African American Alone - Non Hispanic 7,767 5.54%
White Alone - Non Hispanic 113,606 80.99%
American Indian and Alaska Native Alone - Non Hispanic 266 0.19%
Asian Alone - Non Hispanic 8,401 5.99%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 57 0.04%
Two Or More Races - Non Hispanic 2,871 2.05%