In 2019, Lake County, TN had a population of 7.4k people with a median age of 41.5 and a median household income of $35,191. Between 2018 and 2019 the population of Lake County, TN declined from 7,526 to 7,401, a −1.66% decrease and its median household income grew from $34,966 to $35,191, a 0.643% increase.
The 5 largest ethnic groups in Lake County, TN are White (Non-Hispanic) (66.7%), Black or African American (Non-Hispanic) (28.4%), Two+ (Non-Hispanic) (1.96%), Other (Hispanic) (1.23%), and White (Hispanic) (0.838%). 0% of the households in Lake County, TN speak a non-English language at home as their primary language, and 99.2% of the residents in Lake County, TN are U.S. citizens.
In 2019, the median property value in Lake County, TN was $81,300, and the homeownership rate was 54.7%. Most people in Lake County, TN drove alone to work, and the average commute time was 17.6 minutes. The average car ownership in Lake County, TN was 2 cars per household.