Marion County, TN — Demographics & Population
Population, age distribution, race & ethnicity, and education data
Population Overview
Source: Census Bureau ACS (2023)Total Population
29,010
Male
14,411
49.7%
Female
14,599
50.3%
Median Age
43.7 yrs
Avg Household Size
2.5
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 Higher11.9%
High School or Higher39.1%
Other Demographics
Source: Census Bureau ACS (2023)Veterans
6.7%
Disability
0.0%
Non-English Home
12.7%
Married
45.5%
Marion County, TN has a population of 29,010 according to 2023 Census Bureau estimates. The median age is 43.7 years. The largest racial or ethnic group is White at 91.3% of the population. 11.9% of residents hold a bachelor's degree or higher. 1.2% of residents are foreign-born.