In 2020, Sullivan County, TN had a population of 158k people with a median age of 45.3 and a median household income of $47,438. Between 2019 and 2020 the population of Sullivan County, TN grew from 157,050 to 157,707, a 0.418% increase and its median household income grew from $46,684 to $47,438, a 1.62% increase.
The 5 largest ethnic groups in Sullivan County, TN are White (Non-Hispanic) (93.2%), Two+ (Non-Hispanic) (2.1%), Black or African American (Non-Hispanic) (1.78%), White (Hispanic) (0.909%), and Other (Hispanic) (0.683%).
None of the households in Sullivan County, TN reported speaking a non-English language at home as their primary shared language. This does not consider the potential multi-lingual nature of households, but only the primary self-reported language spoken by all members of the household.
99.2% of the residents in Sullivan County, TN are U.S. citizens.
In 2020, the median property value in Sullivan County, TN was $145,300, and the homeownership rate was 72.1%. Most people in Sullivan County, TN drove alone to work, and the average commute time was 22.1 minutes. The average car ownership in Sullivan County, TN was 2 cars per household.