|Country United States|
|Branch United States Air Force|
The 511th Bombardment Squadron is an inactive United States Air Force unit. Its last was assigned to the 351st Bombardment Group, stationed at Fairfax Field, Kansas. It was inactivated on 27 June 1949.
Activated in late 1942 as a B-17 Flying Fortress heavy bomb squadron, trained under Second Air Force. Deployed to England in the European Theater of Operations (ETO) during April 1943, assigned to VIII Bomber Command as a strategic bombardment squadron. Participated in the air offensive over Nazi Germany and Occupied Europe until German capitulation in May 1945. Personnel demobilized in England and returned to the United States; squadron reassigned to Second Air Force and was programmed to be re-equipped with B-29 Superfortresses for deployment to Pacific Theater. Japanese capitulation led to units inactivation in September 1945, being neither manned or equipped.
Activated in the postwar reserve as a B-29 squadron. Inactivated in 1949 due to budget reductions.