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Oystermouth Castle

Visit Oystermouth Castle, one of Wales finest ancient castles dating back to the 12th century, located at Castle Avenue, in Mumbles, just 20 minutes from The Grand Hotel Swansea.

Explore ancient graffiti art from the 14th century, the medieval maze of deep vaults, secret staircases as well as seeing magnificent views over Swansea Bay with your family and friends.

2019 Opening Times:

Open Tuesday to Sunday from 2 April - 29 September and open for weekends during October

Closed Mondays except for Bank Holiday Mondays

11:00 am - 5:00 pm (last admission 4:30 pm)

(Closed during Winter Months)


  • Standard £4

  • Concessions £3

  • Swansea PTL £2

  • Family Ticket (2 adults and 2 children) £11

  • Children under 5 free

Season Pass available* – please enquire at the castle

Address: Oystermouth Castle, Castle Avenue, Mumbles, Swansea, SA3 4BA, United Kingdom.
Phone: +44 (0) 1792635478.