Castletown, Isle of Man Peel and Ramsey, one of four town local authorities. They were all designated as towns by the Town Act 1852. Castletown became a local authority in 1883. Until 2016 Castletown was also a House of Keys constituency, electing one Member of the House of Keys (MHK). The town's representative until 2011 was Tony Brown, who was the Chief Minister of the Isle of Man after the Manx general election, 2006. He retired in 2011 and was replaced as MHK for Castletown by Richard Ronan. Since 2016 Castletown has been part of the Arbory, Castletown & Malew constituency. In 1874, the
Castletown, Isle of Man to the west Port St Mary and Port Erin. The older parts of the town are largely built of local grey limestone. At Scarlett, a short distance to the south of the town, there are the remains of an ancient volcano and various other features such as fossils and thick sheets of limestone. The A3 road connects Castletown with Ramsey via St John's, while the A5 road (also known as New Castletown Road as opposed to the Old Castletown Road which takes a more rural route nearer the coast) connects the town with Douglas to the north-east and Port Erin