
New Johnsonville
- County:
- Humphreys County
- County Seat:
- No
- Area (mi²):
- 5.145
- State:
- Tennessee
New Johnsonville is a city located in Humphreys County, Tennessee. New Johnsonville has a 2025 population of 1,806. New Johnsonville is currently declining at a rate of 0% annually and its population has increased by 0.06% since the most recent census, which recorded a population of 1,805 in 2020.
The average household income in New Johnsonville is $82,944 with a poverty rate of 13.13%. The median age in New Johnsonville is 39.9 years: 43.1 years for males, and 35.5 years for females.