List of United States military bases in Illinois

List of United States military bases in Illinois is a listing of current and former United States military bases located in the US State of Illinois.

Air Force

 * Carmi Air Force Station, Carmi, Illinois (closed in 1957; now site of Carmi Municipal Airport)
 * Chanute Air Force Base, Rantoul, Illinois (closed in 1993)
 * Hanna City Air Force Station, Hanna City, Illinois (closed in 1968; now site of an FAA Long Range Radar)
 * Scott Air Force Base, Shiloh, Illinois

Army

 * Camp Butler, Springfield, Illinois
 * Camp Ellis, Bernadotte, Illinois
 * Camp Pine, Des Plaines, Illinois
 * Camp Skokie Valley, Glenview, Illinois
 * Camp Thornton, Thornton, Illinois
 * Charles M. Price Support Center, Granite City, Illinois (Closed circa 2000)
 * Fort Dearborn, Chicago
 * Fort Defiance, Cairo, Illinois
 * Fort Massac, Metropolis, Illinois
 * Fort Sheridan, Highwood, Illinois (closed 1993)
 * Fort Arlington, Arlington Heights, Illinois
 * Green River Ordnance Plant
 * Haley Army Airfield
 * Joliet Army Ammunition Plant, Joliet, Illinois
 * Rock Island Arsenal, Rock Island, Illinois
 * Savanna Army Depot, Savanna, Illinois (Closed circa 2000)

Nike

 * Project Nike, 20 plus sites, near Chicago and Metro-East.

Navy

 * Arlington Naval Outer Landing Field, Arlington Heights, Illinois
 * Libertyville Naval Outer Landing Field, Libertyville, Illinois
 * Naval Station Great Lakes, North Chicago, Illinois
 * Naval Air Station Glenview, Glenview, Illinois (Closed)