In 2018, Union County, TN had a population of 19.3k people with a median age of 42.3 and a median household income of $41,352. Between 2017 and 2018 the population of Union County, TN grew from 19,176 to 19,293, a 0.61% increase and its median household income grew from $40,132 to $41,352, a 3.04% increase.
The 5 largest ethnic groups in Union County, TN are White (Non-Hispanic) (96.4%), White (Hispanic) (1.29%), Two+ (Non-Hispanic) (1.14%), Black or African American (Non-Hispanic) (0.446%), and Native Hawaiian & Other Pacific Islander (Non-Hispanic) (0.228%). 0% of the households in Union County, TN speak a non-English language at home as their primary language, and 99.4% of the residents in Union County, TN are U.S. citizens.
In 2018, the median property value in Union County, TN was $120,000, and the homeownership rate was 74.6%. Most people in Union County, TN drove alone to work, and the average commute time was 31.6 minutes. The average car ownership in Union County, TN was 2 cars per household.