Following the war the squadron remained on Ie Shima until February 1946. The squadron's forward echelon departed on February 23, 1946 onboard USS LST-690 arriving back in the States on March 29, 1946. Main body personnel and equipment were loaded onto USS LST-970 for transport back to the United States. With stops in Guam and Pearl Harbor en route, the main body did not arrive back at Marine Corps Air Station Miramar, CA until April 14, 1946. Upon arrival at MCAS Miramar the squadron was administratively assigned to Marine Air Warning Group 2. On August 1, 1946 the squadron was re-designated as "Marine Ground Control Intercept Squadron 1" and in July 1947 it moved to Marine Corps Base Camp Pendleton, California. In October 1947 the squadron was reassigned to Marine Air Control Group 2.