The 2014 Lexington, Tennessee, population is 7,703. There are 629 people per square mile (population density).
The median age is 40.4. The US median is 37.2. 49.53% of people in Lexington, Tennessee, are married. 15.86% are divorced.
The average household size is 2.39 people. 33.93% of people are married, with children. 21.26% have children, but are single.
76.45% of people are white, 18.58% are black, 0.18% are asian, 0.00% are native american, and 2.13% claim 'Other'.
3.01% of the people in Lexington, Tennessee, claim hispanic ethnicity (meaning 96.99% are non-hispanic).