Liberty is a city located in DeKalb County Tennessee. With a 2020 population of 330, it is the 311th largest city in Tennessee and the 14968th largest city in the United States . Liberty is currently declining at a rate of 0.00% annually and its population has increased by 6.45% since the most recent census, which recorded a population of 310 in 2010. Liberty reached it's highest population of in . Spanning over 1 miles, Liberty has a population density of 286 people per square mile.
The average household income in Liberty is $50,893 with a poverty rate of 19.25%. The median rental costs in recent years comes to $688 per month, and the median house value is $135,700. The median age in Liberty is 37.5 years, 33.3 years for males, and 42.3 years for females.