Constituted 17 November 1917 as the 5th Division.
Organized 11 December 1917 at Camp Logan, Texas.
Inactivated 4 October 1921 at Camp Jackson, South Carolina.
Activated 16 October 1939 at Fort McClellan, Alabama.
Reorganized and redesignated 1 August 1942 as the 5th Infantry Division.
Inactivated 20 September 1946 at Camp Campbell, Kentucky.
Activated 15 July 1947 at Fort Jackson, South Carolina.
Major General Courtland Parker - Assumed command August 1941
Major General Stafford L. Irwin - Assumed command June 1943
Major General Albert E. Brown - Assumed command April 1945
Headquarters, 5th Infantry Division
Headquarters Company, 5th Infantry Division
5th Cavalry Reconnaissance Troop
7th Engineer Combat Battalion
2nd Infantry Regiment
10th Infantry Regiment
11th Infantry Regiment
Headquarters and Headquarters Battery, Division Artillery
19th Field Artillery Battalion
21st Field Artillery Battalion
46th Field Artillery Battalion
50th Field Artillery Battalion
Headquarters, Special Troops
5th Medical Battalion
705th Ordnance Light Maintenance Company
5th Signal Company
5th Quartermaster Company
Normandy, Northern France, Rhineland, Ardennes-Alsace, Central Europe