Noar Hill is a 63-hectare (160-acre) biological Site of Special Scientific Interest south of Selborne in Hampshire. It is a Nature Conservation Review site, Grade 2, and part of East Hampshire Hangers Special Area of Conservation. An area of 20 hectares (49 acres) is a nature reserve managed by the Hampshire and Isle of Wight Wildlife Trust. Gilbert White, in his Natural History of Selborne, says of Noar Hill: