Castletown, Isle of Man network "Bus Vannin", a government-run service which replaced the railway-operated Isle of Man Road Services in 1976. The town is also served by Castletown railway station, on the sole remaining section of the Isle of Man Railway, a 3 ft narrow gauge steam-operated railway which now runs 15 miles from Douglas to Port Erin. The railway station is on the northeasterly edge of the town next to Poulsom Park and playing fields, and was at one time used to transport beer from the Castletown Brewery as well as cattle and other livestock; remnants of the cattle dock are still visible
Castletown, Dorset is found in the village, close to the entrance of Portland Port. The area still features several hotels and pubs, largely established for the navy personnel that once came from the port. The Osprey Leisure Centre is located in Castletown, which was formerly known as the Boscawen Centre, and was opened to the public in May 2007. Originally it was a private Royal Navy facility during the 1980s. Castletown also holds the Portland Community Hospital. This was originally a Royal Naval Hospital which served Portland's naval base from the late 19th century until 1957, when the hospital was handed over