The following text is from the original listed building designation:
TR 34 NW LANGDON LANGDON ABBEY
Wall about 25 mtrs 2/31 north east of barn at Langdon Abbey
GV II
Wall. C12 rebuilt in part C19 flint and stone coursed about 6 feet high and extending about 50 metres in length. Small sections have been rebuilt entirely in flint, otherwise the lower portions are of stone. Now forming in part, one back wall of a cartshed, the wall was originally part of the boundary wall of Langdon Abbey (found 1192) and is said to incorporate parts of the gatehouse to the Abbey precinct.
Listing NGR: TR3263446960

English Heritage, List of Buildings of Special Architectural or Historic Interest (Map). SKE16160.