  millington is a city in shelby county, tennessee. as of the 2010 census, it had a population of 10,176. millington is the home of the memphis international raceway. it was granted the title "flag city tennessee" by the tennessee state legislature. the naval support activity mid-south is located at the former memphis naval air station, which was downsized in 1993. there is also now a civilian [
Cities_in_Shelby_County,_Tennessee Cities_in_Tennessee Memphis_metropolitan_area