HMR-761 was activated 1 April 1958, at Columbus, Ohio, as the first Marine Reserve helicopter squadron. Following a move to Grosse Ile, Michigan, the squadron was redesignated HMM-761. HMM-761 was deactivated 31 August 1962.
Activated 15 April 1958 at Columbus, OH, as MARINE HELICOPTER TRANSPORT SQUADRON 761 (HMR-761).
Redesignated 1 April 1962 as MARINE MEDIUM HELICOPTER SQUADRON 761 (HMM-761).
Deactivated 31 August 1962 at Grosse Ile, MI.