About Rockvale, TNRockvale is located in Tennessee. Rockvale, Tennessee has a population of 497. Rockvale is less family-centric than the surrounding county with 30% households with children. The county percentage for households with children is 35%. The median household income in Rockvale, Tennessee is $68,693. The median household income for the surrounding county is $59,235 compared to the national median of $57,525. The median age of people living in Rockvale is 37.2 years. Rockvale WeatherThe average high temperature in July is 89.1 degrees, with an average low temperature in January of 25.3 degrees. The annual precipitation is 54.98. Rockvale MapRockvale real estate officesReal estate near RockvaleNearby CitiesNearby Cities Homes for Sale |