
Cottage Grove
- County:
- Henry County
- County Seat:
- No
- Area (mi²):
- 0.171
- State:
- Tennessee
Cottage Grove is a town located in Henry County, Tennessee. Cottage Grove has a 2025 population of 66. Cottage Grove is currently declining at a rate of 0% annually and its population has decreased by 0% since the most recent census, which recorded a population of 66 in 2020.
The average household income in Cottage Grove is $59,360 with a poverty rate of 17.86%. The median age in Cottage Grove is 48.3 years: 33.5 years for males, and 55.8 years for females.