|37th Air Division|
|Active||1951–1952; 1955–1959; 1966–1970|
|Branch||United States Air Force|
|Role||Command of strategic strike forces, then of air defense forces|
|37th Air Division emblem (Approved 6 September 1953)|
The 37th Air Division (37th AD) is an inactive United States Air Force organization. Its last assignment was with Air Defense Command at Goose Air Force Base, Labrador, Canada It was inactivated on 30 June 1970.
Established under Strategic Air Command in 1952 as an intermediate-level command and control organization at Lockbourne Air Force Base, Ohio. Was responsible for strategic reconnaissance operations at Lockbourne and at Lake Charles Air Force Base, Louisiana. Assigned wings operated Boeing RB-29 Superfortress very long range reconnaissance aircraft. Both wings deployed operational aircraft to Far East Air Forces in early 1952 for use in Korean War. Wings re-equipped with new Boeing RB-47 Stratojets. Inactivated in May 1952.
Reactivated on 8 September 1955 by Air Defense Command (ADC) at Truax Field, Wisconsin under Eastern Air Defense Force. Was responsible for the construction and development of several Semi Automatic Ground Environment (SAGE) Data Centers. SAGE centers developed were at Truax Field, Wisconsin (DC-07) and Combat Center (CC-02); Direction Center (DC-10) at Duluth Municipal Airport, Minnesota; and Direction Center (DC-14) at K.I. Sawyer Air Force Base, Michigan. Its defense area included parts of Wisconsin, Michigan, Minnesota, Illinois, Indiana, Missouri, Iowa and southern parts of Ontario, Canada as part of the Pinetree Line.
On 8 March 1957, the Chicago Air Defense Sector, along with DC-07 and was assigned to the Division. On 8 October, the Duluth Air Defense Sector, along with DC-10 was assigned. On 8 November, the Sault Sainte Marie Air Defense Sector was also activated along with DC-14. Inactivated on 1 April 1959 as part of an ADC reorganization, most assets reassigned to the senior ADC 30th Air Division (SAGE).
Reactivated by ADC a second time in April 1966, assuming the assets of inactivating Goose Air Defense Sector at Goose Air Force Base, Labrador, Canada, including the Manual Control Center (MCC) at Goose. Assumed designation of 37th NORAD Region for stations and allied Canadian Forces assigned to NORAD air defense duties in Canada.
Was responsible for atmospheric defenses (interceptor and radar) for northeastern North America, including Greenland and Air Forces Iceland which was transferred from Military Air Transport Service.
Inactivated June 1970 by ADCOM as part of draw-down of USAF air defense forces in Canada and budget reductions, remaining assets in Canada transferred to Canadian Forces.