The 1948 Australian Grand Prix was a motor race held at the Point Cook Aerodrome, a Royal Australian Air Force base at Point Cook, just outside Melbourne in Victoria, Australia on Australia Day, 26 January 1948. It was staged over 42 laps of a 3.85 kilometre circuit utilizing the runways and service roads of the base. The total race distance was 162 kilometres. The race was organised by the Light Car Club of Australia and was sanctioned by the Australian Automobile Association.