Decatur County, TN — Demographics & Population
Population, age distribution, race & ethnicity, and education data
Population Overview
Source: Census Bureau ACS (2023)Total Population
11,499
Male
5,793
50.4%
Female
5,706
49.6%
Median Age
45.9 yrs
Avg Household Size
2.6
Foreign Born
1.2%
Race & Ethnicity
Source: Census Bureau ACS (2023)Age Distribution
Source: Census Bureau ACS (2023)Education
Source: Census Bureau ACS (2023)Bachelor's or Higher10.9%
High School or Higher43.8%
Other Demographics
Source: Census Bureau ACS (2023)Veterans
4.8%
Disability
0.0%
Non-English Home
11.5%
Married
44.6%
Decatur County, TN has a population of 11,499 according to 2023 Census Bureau estimates. The median age is 45.9 years. The largest racial or ethnic group is White at 91.6% of the population. 10.9% of residents hold a bachelor's degree or higher. 1.2% of residents are foreign-born.