Naval Support Activity Mid-South is located in Millington, some 7 miles south of South Tipton County and 10 miles north of Memphis. The base is home to approximately 32 U. S. Navy and U. S. Army tenant commands which include Naval Support Activity, Navy Recruiting Command, Navy Personnel Command, Navy Manpower Analysis Center, Tennessee Army National Guard, U. S. Army Corps of Engineers Finance Center and U. S. Army Training Center.
With a population of over 7,000 active duty and reserve military personnel, civilian, and contract employees, the base plays a major role in the local community and region. As one of the largest single businesses in the state of Tennessee, the base has an annual payroll of $61.8 million in Department of Defense civilian salaries and $72.2 million in military salaries. The base supports 40,000 military retirees in a 100-mile radius and has an estimated $425.9 million economic impact annually.