In 2017, Sullivan County, TN had a population of 157k people with a median age of 44.7 and a median household income of $42,251. Between 2016 and 2017 the population of Sullivan County, TN declined from 156,644 to 156,519, a -0.0798% decrease and its median household income grew from $40,983 to $42,251, a 3.09% increase.
The 5 largest ethnic groups in Sullivan County, TN are White (Non-Hispanic) (93.7%), Two or More Races (Non-Hispanic) (1.95%), Black or African American (Non-Hispanic) (1.85%), White (Hispanic) (0.976%), and Some Other Race (Hispanic) (0.651%). N/A% of the people in Sullivan County, TN speak a non-English language, and 99.1% are U.S. citizens.
The median property value in Sullivan County, TN is $130,300, and the homeownership rate is 72.6%. Most people in Sullivan County, TN commute by Drove Alone, and the average commute time is 20.7 minutes. The average car ownership in Sullivan County, TN is 2 cars per household.