|Grand Forks Air Defense Sector|
|Branch||United States Air Force|
|Part of||Air Defense Command|
The Grand Forks Air Defense Sector (GFADS) is an inactive United States Air Force organization. Its last assignment was with the Air Defense Command 29th Air Division, being stationed at Grand Forks Air Force Base, North Dakota. It was inactivated on 1 December 1963
Established in December 1957 assuming control of former ADC Central Air Defense Force units with a mission to provide air defense of most of North Dakota along with western Minnesota and northern South Dakota. The organization provided command and control over several aircraft and radar squadrons.
On 15 November 1959, the new Semi Automatic Ground Environment (SAGE) Direction Center (DC-11) became operational. DC-11 was equipped with dual AN/FSQ-7 Computers. The day-to-day operations of the command was to train and maintain tactical flying units flying jet interceptor aircraft (F-94 Starfire; F-102 Delta Dagger; F-106 Delta Dart) in a state of readiness with training missions and series of exercises with SAC and other units simulating interceptions of incoming enemy aircraft.
Consolidated on 1 May 1963 with Minot Air Defense Sector. Inactivated on 1 December 1963 as part of ADC reorganization and consolidation, most units being reassigned to the 29th Air Division.