Population By Race and Ethnicity in Jefferson, KY in 2011

Updated on June 16, 2025.

Based on the US Census Vintage data estimates, in 2011, the 746,458 population of Jefferson County, Kentucky comprised of 33,390 people who identified as Hispanic (4.47%), and 713,068 people who identified as Non-Hispanic (95.53%).

Race: The White Alone population was the largest racial group in Jefferson County, Kentucky with a population of 552,785 (74.05%); Black or African American Alone population was the second largest racial group with a population of 158,560 (21.24%); and Asian Alone was the third largest racial group with a population of 17,207 (2.31%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Jefferson County, Kentucky in 2011, with a population of 524,602 (70.28%); the second largest ethnic group was Black or African American Alone - Non Hispanic with a population of 155,483 (20.83%); and the third largest ethnic group was White Alone - Hispanic with a population of 28,183 (3.78%).

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

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

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Hispanics and Non Hispanics in Jefferson, KY in 2011
Total Population:
Race in Jefferson, KY in 2011
Total Population:
Ethnicity in Jefferson, KY in 2011
Total Population:
Population By Race in Jefferson , KY in 2011
Race Population Percentage
Black or African American Alone 158,560 21.24%
White Alone 552,785 74.05%
American Indian and Alaska Native Alone 1,975 0.27%
Asian Alone 17,207 2.31%
Native Hawaiian And Pacific Islander Alone 451 0.06%
Two Or More Races 15,480 2.07%
Population By Ethnicity in Jefferson , KY in 2011
Ethnicity Population Percentage
Black or African American Alone - Hispanic 3,077 0.41%
White Alone - Hispanic 28,183 3.78%
American Indian and Alaska Native Alone - Hispanic 609 0.08%
Asian Alone - Hispanic 224 0.03%
Native Hawaiian And Pacific Islander Alone - Hispanic 135 0.02%
Two Or More Races - Hispanic 1,162 0.16%
Black or African American Alone - Non Hispanic 155,483 20.83%
White Alone - Non Hispanic 524,602 70.28%
American Indian and Alaska Native Alone - Non Hispanic 1,366 0.18%
Asian Alone - Non Hispanic 16,983 2.28%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 316 0.04%
Two Or More Races - Non Hispanic 14,318 1.92%