About This Place
Cottage Grove is a town in Henry County, Tennessee, United States. The population was 97 at the 2000 census.
Cottage Grove is located at 36°22′43″N 88°28′49″W / 36.37861°N 88.48028°W / 36.37861; -88.48028 (36.378609, -88.480293).
According to the United States Census Bureau, the town has a total area of 0.2 square miles (0.5 km²), all of it land.