The 42,000-acre (170 km2) large joint base is located 18 miles southeast of Trenton, New Jersey,[citation needed] and is home to 80 unique DOD activities.

At JB MDL and in deployed locations the group provides facilities, services, logistics management, contracting, force protection, fire protection, crisis action planning and response, communications, passenger and cargo movement, and personnel management.

The group prepares service members to serve at their home station and on deployment, while meeting healthcare needs of nearly 17,000 Tricare Prime enrollees and over 42,000 DoD beneficiaries.

[6] All Air Force Reserve combat flying organizations were mobilized for the Korean War.

[1][9] The 2005 Base Realignment and Closure Commission recommended the combination of facilities of different armed services that were close to one another.

[4] This article incorporates public domain material from the Air Force Historical Research Agency