CUSTHORPE, a hamlet in that part of the parish of WEST-ACRE which is in the southern division of the hundred of GREENHOE, county of NORFOLK, 4$ miles (N. W.) from Swaffham. The population is returned with the parish. Here are the ruins of a chapel, dedicated to St. Thomas a Becket, supposed to have been founded by the monks of Westacre priory, who received permission to hold a fair annually on the 7th of July: connected with it was a house, the residence of a custos and one or two monks, who were engaged in serving the chapel.