Carroll County, Tennessee
Located in Tennessee, Carroll County has a population of 28,641 residents and a median age of 41.3 years, making it the #1,517 most populous county out of 3,222 nationwide. In terms of economic indicators, the county has a poverty rate of 17.0%. The median home value is $142,400, and the median household income is $51,787, which is 31% below the national median.
Demographics
Carroll County has a population of 28,641, making it the #1,517 most populous county in the US. The median age is 41.3 years, which is 6.2% above the national median.
Population Trend
Rankings →Year-over-Year Population Growth
Age & Sex Distribution
Race & Ethnicity
Nativity
Geographic Mobility (Past Year)
Economy
The median household income in Carroll County is $51,787, ranking #2,674 out of 3,222 counties — 31.1% below the national median. The poverty rate is 17.0% and unemployment stands at 4.5%.
Median Household Income Trend
Rankings →Income Distribution
Industry of Employment
Occupation
Housing
The median home value in Carroll County is $142,400 (-49.5% vs national). Renters pay a median of $755/mo and the homeownership rate is 74.5%.
Median Home Value Trend
Rankings →Household Type
Education
In Carroll County, 18.1% of adults age 25+ hold a bachelor's degree or higher, which is 46.3% below the national average, ranking #2,346 out of 3,222 counties.
Bachelor's Degree or Higher Trend
Rankings →Health & Wellbeing
Life expectancy in Carroll County is 70.6 years. 24.5% of adults report poor or fair health and 9.5% lack health insurance. Data from County Health Rankings (2025).
Life Expectancy Trend
Substance Use
25.3% of adults in Carroll County smoke , 40.6% are obese , and 16.8% report excessive drinking. The drug overdose death rate is 16.5 per 100,000.
Adult Smoking Trend
Safety
The homicide rate in Carroll County is 6.1 per 100,000 and the suicide rate is 20.9 per 100,000. Motor vehicle deaths occur at a rate of 22.9 per 100,000.
Homicide Rate Trend
Families & Children
21.9% of children in Carroll County live in poverty . The teen birth rate is 26.9 per 1,000 females age 15–19.
Teen Birth Rate Trend
Civic & Transportation
Voter turnout in Carroll County is 54.8%. The mean commute time is 28.3 min, which is 2.6% above the national average.
Voter Turnout Trend
Mean Commute Time Trend
Rankings →Elections
In the 2024 presidential election, Carroll County voted Republican with a margin of 61.5%. The vote was 18.8% Dem / 80.3% Rep. Compared to 2020, the margin shifted 5.7 toward Republicans .
Vote Share Over Time
About Carroll County, Tennessee
Carroll County, Tennessee has a total population of 28,641, making it the 1,517th most populous county in the United States. The median age in Carroll County is 41.3 years, which is 6.2% above the national median of 38.9 years.
The median household income in Carroll County is $51,787, which ranks #2,674 of 3,222 counties nationwide. This is 31.1% below the national median of $75,149. The poverty rate is 17.0%, higher than the national rate of 12.6%. The unemployment rate stands at 4.5%.
The median home value in Carroll County is $142,400, 49.5% below the national median. Renters in Carroll County pay a median gross rent of $755 per month. The homeownership rate is 74.5%, compared to the national rate of 64.4%.
In Carroll County, 18.1% of residents aged 25 and older hold a bachelor's degree or higher, 46.3% below the national average of 33.7%. Health insurance coverage stands at 90.1% of the population. The average commute time for workers is 28.3 min.
Carroll County is a diverse community. The largest racial or ethnic group is White (non-Hispanic) at 83.7% of the population, followed by Black (non-Hispanic) (8.3%) and Two or More Races (4.3%).
All data for Carroll County, Tennessee comes from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates. These figures are estimates based on survey sampling and are subject to margin of error. For the most detailed and up-to-date data, visit the Census Bureau's official data portal.