
Maynardville
- County:
- Union County
- County Seat:
- Yes
- Area (mi²):
- 5.394
- State:
- Tennessee
Maynardville is a city located in Union County, Tennessee. Maynardville has a 2025 population of 2,655. It is also the county seat of Union County. Maynardville is currently growing at a rate of 1.41% annually and its population has increased by 7.49% since the most recent census, which recorded a population of 2,470 in 2020.
The average household income in Maynardville is $63,928 with a poverty rate of 16.36%. The median age in Maynardville is 35.8 years: 40.5 years for males, and 33 years for females.