Lake County, Tennessee
Located in Tennessee, Lake County has a population of 6,579 residents and a median age of 42.8 years, making it the #2,771 most populous county out of 3,222 nationwide. In terms of economic indicators, the county has a poverty rate of 32.2%. The median home value is $97,900, and the median household income is $28,814, which is 62% below the national median.
Demographics
Lake County has a population of 6,579, making it the #2,771 most populous county in the US. The median age is 42.8 years, which is 10.0% 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 Lake County is $28,814, ranking #3,156 out of 3,222 counties — 61.7% below the national median. The poverty rate is 32.2% and unemployment stands at 4.9%.
Median Household Income Trend
Rankings →Income Distribution
Industry of Employment
Occupation
Housing
The median home value in Lake County is $97,900 (-65.3% vs national). Renters pay a median of $532/mo and the homeownership rate is 47.8%.
Median Home Value Trend
Rankings →Household Type
Education
In Lake County, 9.4% of adults age 25+ hold a bachelor's degree or higher, which is 72.1% below the national average, ranking #3,193 out of 3,222 counties.
Bachelor's Degree or Higher Trend
Rankings →Health & Wellbeing
Life expectancy in Lake County is 70.3 years. 29.0% of adults report poor or fair health and 13.8% lack health insurance. Data from County Health Rankings (2025).
Life Expectancy Trend
Substance Use
27.0% of adults in Lake County smoke , 44.8% are obese , and 15.4% report excessive drinking.
Adult Smoking Trend
Safety
. Motor vehicle deaths occur at a rate of 19.4 per 100,000.
Motor Vehicle Deaths Trend
Families & Children
45.2% of children in Lake County live in poverty . The teen birth rate is 67.2 per 1,000 females age 15–19.
Teen Birth Rate Trend
Civic & Transportation
Voter turnout in Lake County is 32.9%. The mean commute time is 24.2 min, which is 12.5% below the national average.
Voter Turnout Trend
Mean Commute Time Trend
Rankings →Elections
In the 2024 presidential election, Lake County voted Republican with a margin of 54.9%. The vote was 22.1% Dem / 77% Rep. Compared to 2020, the margin shifted 7.4 toward Republicans .
Vote Share Over Time
About Lake County, Tennessee
Lake County, Tennessee has a total population of 6,579, making it the 2,771st most populous county in the United States. The median age in Lake County is 42.8 years, which is 10.0% above the national median of 38.9 years.
The median household income in Lake County is $28,814, which ranks #3,156 of 3,222 counties nationwide. This is 61.7% below the national median of $75,149. The poverty rate is 32.2%, higher than the national rate of 12.6%. The unemployment rate stands at 4.9%.
The median home value in Lake County is $97,900, 65.3% below the national median. Renters in Lake County pay a median gross rent of $532 per month. The homeownership rate is 47.8%, compared to the national rate of 64.4%.
In Lake County, 9.4% of residents aged 25 and older hold a bachelor's degree or higher, 72.1% below the national average of 33.7%. Health insurance coverage stands at 84.7% of the population. The average commute time for workers is 24.2 min.
Lake County is a diverse community. The largest racial or ethnic group is White (non-Hispanic) at 64.2% of the population, followed by Black (non-Hispanic) (22.3%) and Two or More Races (8.9%).
All data for Lake 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.