Long Wittenham lies four miles southeast of Abingdon. It is on the River Thames. The soil is clay and alluvium, with greensand in the south. More than half the land was arable, nearly a quarter permanent grass, and a small amount woodland.
Wordie, R. (ed.), 'Enclosure In Berkshire, 1485-1885' (Reading, 2000) pp.195-196.
OS Map Grid Ref(s): 10, 11, 15