Marshfield Municipal Airport, also known as George Harlow Field, is a public airport located 2 mi east of the central business district of Marshfield, a town in Plymouth County, Massachusetts, USA. Formerly, it had the ICAO code 3B2.Prior to 1965 the airport was privately owned and dated back to the 1940s. The Town of Marshfield acquired the airport in 1965 through a Town Meeting vote. The total cost of the acquisition was $118,848.