Lake Tansi is a city located in Tennessee. Lake Tansi has a 2020 population of 4,441. Lake Tansi is currently declining at a rate of 0.00% annually and its population has increased by 16.78% since the most recent census, which recorded a population of 3,803 in 2010. Lake Tansi reached it's highest population of in .
The average household income in Lake Tansi is $57,494 with a poverty rate of 8.74%. The median rental costs in recent years comes to $784 per month, and the median house value is $136,900. The median age in Lake Tansi is 51.6 years, 46.8 years for males, and 54 years for females.