Castletown was the capital of the Isle of Man until 1869.
Isle of Man Airport, the main civilian airport on the Isle of Man, is located near Castletown and has daily flights from many airports in the United Kingdom and Ireland.
Castletown is connected by railway to Douglas.
- Rushen Castle. A beautifully restored 16th century castle
- St. Mary's Roman Catholic Church, ☎ +44 1624 82 22 72. A very plain but pleasant small 19th century church.
- Nautical Museum, Bridge Street. The main focus of the museum is Peggy of Castletown, an 18th-century yacht.
- Old Grammar School, ☎ +44 1624 648017. A history museum located in a very old building. Open seasonally.
- The Old House of Keys. This building was used by the House of Keys, the lower house of Tynwald, until 1874, when the parliament was moved to Douglas.
- Manx Aviation and Military Museum. A museum dedicated to the aviation and military history, located next to Ronaldsway Airport.
- Museum of the Manx Regiment. Located right next to the Manx Aviation and Military Museum, this small building houses an exhibition dedicated to the 15th (Isle of Man) Light Anti Aircraft Regiment.
There are many cafes, restaurants and pubs in Castletown, serving anything from a takeaway sandwich to a three course five star meal
- Curry Club Indian Restauran, Callows Yard.
- Elevenses Tea Room, 9 Malew Street.
There are many places to drink in Castletown, from typical British pubs to cocktail and wine bars.
There are a few bed and breakfasts in Castletown
It is strongly that you book ahead especially in the TT Season when rooms will be at a premium.
The Isle of Man is largely a very safe place but petty crime does occur, and as with any destination, tourists should always be on their guard.