Cottage Grove is located in Tennessee. Cottage Grove, Tennessee has a population of 91. Cottage Grove is less family-centric than the surrounding county with 17.39% of the households containing married families with children. The county average for households married with children is 25.41%.
The median household income in Cottage Grove, Tennessee is $42,083. The median household income for the surrounding county is $40,415 compared to the national median of $57,652. The median age of people living in Cottage Grove is 49.4 years.
The average high temperature in July is 88.4 degrees, with an average low temperature in January of 25.6 degrees. The average rainfall is approximately 53.5 inches per year, with 4.6 inches of snow per year.