HARPTON, a township, in the parish of OLD-RADNOR, within the liberties of the borough of NEW-RADNOR, county of RADNOR, SOUTH WALES, mile (S. E.) from New Radnor, containing 212 inhabitants. This township, of which the Welsh name is Trey y Delyn, is situated on the road from New Radnor to Kington, and the principal respectable residence is Harpton Court. The average annual expenditure for the support of the poor amounts to 62. 17.