There was no dominant interest, but a number of local landowners had influence: the Earl of Shaftesbury, high steward 1757-71; Lord Milton, high steward 1771-98; the Earl of Cholmondeley; and the Pitts of Encombe. There was also an independent vote. In 1754 John Pitt, one of the sitting Members, concluded a compromise with Lord Milton. Lord Malpas, defeated at Dorchester in 1752, who had intended to stand again, was persuaded by Henry Pelham to support the compromise. William Templeman, of a family of local attorneys much concerned in Dorset borough elections, wrote to Malpas, 23 Mar. 1754,
in persons paying church and poor rates, resident or non-resident
Number of voters: about 400
