In 2019, Sullivan County, TN had a population of 157k people with a median age of 45.1 and a median household income of $46,684. Between 2018 and 2019 the population of Sullivan County, TN grew from 156,734 to 157,050, a 0.202% increase and its median household income grew from $43,442 to $46,684, a 7.46% increase.
The 5 largest ethnic groups in Sullivan County, TN are White (Non-Hispanic) (93.4%), Two+ (Non-Hispanic) (2.08%), Black or African American (Non-Hispanic) (1.84%), White (Hispanic) (0.953%), and Other (Hispanic) (0.616%). 0% of the households in Sullivan County, TN speak a non-English language at home as their primary language.
99.3% of the residents in Sullivan County, TN are U.S. citizens.
The largest universities in Sullivan County, TN are Northeast State Community College (1,315 degrees awarded in 2020) and King University (789 degrees).
In 2019, the median property value in Sullivan County, TN was $141,300, and the homeownership rate was 71.8%. Most people in Sullivan County, TN drove alone to work, and the average commute time was 20.6 minutes. The average car ownership in Sullivan County, TN was 2 cars per household.
Sullivan County, TN borders Carter County, TN, Hawkins County, TN, Johnson County, TN, Washington County, TN, Scott County, VA, Washington County, VA, and Bristol city, VA.