Cumb Gap is located in Tennessee. Cumb Gap, Tennessee has a population of 159.
The median household income for the surrounding county is $35,428 compared to the national median of $57,652. The median age of people living in Cumb Gap is 25.6 years.
The average high temperature in July is 87.4 degrees, with an average low temperature in January of 25 degrees. The average rainfall is approximately 50.1 inches per year, with 10.7 inches of snow per year.