NEWBIGGIN, a township in the parish of MIDDLETON in TEASDALE, south-western division of DARLINGTON ward, county palatine of DURHAM, 12 miles (N. W.) from Barnard-Castle, containing 416 inhabitants. There is a place of worship for Wesleyan Methodists. A charity school is supported by annual donations. There is a smelting-mill for refining lead-ore found in the neighbourhood.