Grand Forks Air Force Base (AFB) (IATA: RDR, ICAO: KRDR, FAA LID: RDR) is a United States Air Force installation in northeastern North Dakota, located north of Emerado and 16 miles (26 km) west of Grand Forks.

The host unit is the 319th Reconnaissance Wing (319 RW) assigned to the Air Combat Command (ACC) operating E/RQ-4B Global Hawk remotely piloted aircraft (RPA), in the intelligence, surveillance and reconnaissance (ISR) role. During the Cold War, GFAFB was a major installation of the Strategic Air Command (SAC), with B-52 bombers, KC-135 tankers, and Minuteman intercontinental ballistic missiles.