Population By Race and Ethnicity in Decatur, TN in 2015

Updated on June 16, 2025.

Based on the US Census Vintage data estimates, in 2015, the 11,596 population of Decatur County, Tennessee comprised of 352 people who identified as Hispanic (3.04%), and 11,244 people who identified as Non-Hispanic (96.96%).

Race: The White Alone population was the largest racial group in Decatur County, Tennessee with a population of 11,013 (94.97%); Black or African American Alone population was the second largest racial group with a population of 337 (2.91%); and Two Or More Races was the third largest racial group with a population of 135 (1.16%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Decatur County, Tennessee in 2015, with a population of 10,699 (92.27%); the second largest ethnic group was Black or African American Alone - Non Hispanic with a population of 322 (2.78%); and the third largest ethnic group was White Alone - Hispanic with a population of 314 (2.71%).

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

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

See this for other years:
Hispanics and Non Hispanics in Decatur, TN in 2015
Total Population:
Race in Decatur, TN in 2015
Total Population:
Ethnicity in Decatur, TN in 2015
Total Population:
Population By Race in Decatur , TN in 2015
Race Population Percentage
Black or African American Alone 337 2.91%
White Alone 11,013 94.97%
American Indian and Alaska Native Alone 38 0.33%
Asian Alone 61 0.53%
Native Hawaiian And Pacific Islander Alone 12 0.1%
Two Or More Races 135 1.16%
Population By Ethnicity in Decatur , TN in 2015
Ethnicity Population Percentage
Black or African American Alone - Hispanic 15 0.13%
White Alone - Hispanic 314 2.71%
American Indian and Alaska Native Alone - Hispanic 7 0.06%
Asian Alone - Hispanic 7 0.06%
Native Hawaiian And Pacific Islander Alone - Hispanic 6 0.05%
Two Or More Races - Hispanic 3 0.03%
Black or African American Alone - Non Hispanic 322 2.78%
White Alone - Non Hispanic 10,699 92.27%
American Indian and Alaska Native Alone - Non Hispanic 31 0.27%
Asian Alone - Non Hispanic 54 0.47%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 6 0.05%
Two Or More Races - Non Hispanic 132 1.14%