Regency Park is an inner-northern suburb of Adelaide, 6 km from the City Centre, in the state of South Australia, Australia. It is located in the City of Port Adelaide Enfield, and is adjacent to Wingfield, Angle Park, Ferryden Park, Kilburn, Prospect, Dudley Park and Croydon Park. It is bounded to the north by Grand Junction Road, east by the Gawler railway line, south by Regency Road and to the west by Days and South Roads. The postcode for Regency Park is 5010.