About Old Hickory, TNOld Hickory is located in Tennessee. Old Hickory, Tennessee has a population of 23,733. Old Hickory is more family-centric than the surrounding county with 30% households with children. The county percentage for households with children is 24%. The median household income in Old Hickory, Tennessee is $66,150. The median household income for the surrounding county is $53,122 compared to the national median of $57,525. The median age of people living in Old Hickory is 43.3 years. Old Hickory WeatherThe average high temperature in July is 88.7 degrees, with an average low temperature in January of 27.9 degrees. The annual precipitation is 48.67. Old Hickory MapOld Hickory real estate officesReal estate near Old HickoryNearby CitiesNearby Cities Homes for Sale |