Birch Grove London E11 4YG Langthorne Park | London Borough of Waltham ForestThe park opened in June 2000. Its name comes from Stratford-Langthorne Abbey which once owned 1,500 acres of local land.The park opened in June 2000. Its name comes from Stratford-Langthorne Abbey which once owned 1,500 acres of local land. Last updated: 10 January 2023 Sports and outdoor fitness Langthorne Park is packed with fun fitness and sports opportunities, including: https://www.walthamforest.gov.uk/libraries-arts-parks-and-leisure/our-parks/langthorne-park