South Norfolk is a local government district in Norfolk, England. The largest town is Wymondham, and the district also includes the towns of Costessey, Diss, Harleston, Hingham, Loddon and Long Stratton. The council was based in Long Stratton until 2023 when it moved to the Broadland Business Park near Norwich, in the neighbouring Broadland district, as part of a shared facility with Broadland District Council. Some of the district's urban areas form part of the Norwich built-up area. The district also includes numerous villages and surrounding rural areas. Some eastern parts of the district lie within The Broads.

Long Stratton is a town and civil parish in Norfolk, England. It historically consisted of two villages; the larger, Stratton St. Mary, is to the south, and the other, Stratton St. Michael, is to the north. It had a population of 4,424 in the 2011 Census. South Norfolk Council are based in the town.