- Constituted 5 August 1917 in the National Army as the 307th Engineers and assigned to the 82d Division
- Organized 27 August 1917 at Camp Gordon, Georgia
- Demobilized 12-17 May 1919 at Camp Dix, New Jersey
- Reconstituted 24 June 1921 in the Organized Reserves as the 307th Engineer Regiment and assigned to the 82d Division
- Organized in December 1921 at Jacksonville, Florida