Population By Race and Ethnicity in Jefferson County, IA in 2014

Updated on January 29, 2024.

Based on the US Census Vintage data estimates, in 2014, the 17,795 population of Jefferson County, Iowa comprised of 511 people who identified as Hispanic (2.87%), and 17,284 people who identified as Non-Hispanic (97.13%).

Race: The White Alone population was the largest racial group in Jefferson County, Iowa with a population of 15,004 (84.32%); Asian Alone population was the second largest racial group with a population of 2,101 (11.81%); and Black or African American Alone was the third largest racial group with a population of 359 (2.02%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Jefferson County, Iowa in 2014, with a population of 14,567 (81.86%); the second largest ethnic group was Asian Alone - Non Hispanic with a population of 2,088 (11.73%); and the third largest ethnic group was White Alone - Hispanic with a population of 437 (2.46%).

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

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

See this for other years:
Hispanics and Non Hispanics in Jefferson County, IA in 2014
Total Population:
Race in Jefferson County, IA in 2014
Total Population:
Ethnicity in Jefferson County, IA in 2014
Total Population:
Population By Race in Jefferson , IA in 2014
Race Population Percentage
Black or African American Alone 359 2.02%
White Alone 15,004 84.32%
American Indian and Alaska Native Alone 47 0.26%
Asian Alone 2,101 11.81%
Native Hawaiian And Pacific Islander Alone 8 0.05%
Two Or More Races 276 1.55%
Population By Ethnicity in Jefferson , IA in 2014
Ethnicity Population Percentage
Black or African American Alone - Hispanic 23 0.13%
White Alone - Hispanic 437 2.46%
American Indian and Alaska Native Alone - Hispanic 11 0.06%
Asian Alone - Hispanic 13 0.07%
Native Hawaiian And Pacific Islander Alone - Hispanic 1 0.01%
Two Or More Races - Hispanic 26 0.15%
Black or African American Alone - Non Hispanic 336 1.89%
White Alone - Non Hispanic 14,567 81.86%
American Indian and Alaska Native Alone - Non Hispanic 36 0.2%
Asian Alone - Non Hispanic 2,088 11.73%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 7 0.04%
Two Or More Races - Non Hispanic 250 1.41%