Skip to content
The Great Britain Guide

Best of South Wales

The 20 best castles in South Wales

Our curated top 20 castles in South Wales, ranked by quality rating, image richness and content depth. For the complete list of 277 castles see the full castles index for South Wales.

  1. 1

    Caerphilly Castle

    Caerphilly Castle, castles in South Wales

    Caerphilly Castle (Welsh: Castell Caerffili) is a medieval fortification in Caerphilly in South Wales. The castle was constructed by Gilbert de Clare in the 13th century as part of his campaign to mai

    Read more about Caerphilly Castle

  2. 2

    Castell Coch

    Castell Coch, castles in South Wales

    Castell Coch (Welsh for 'red castle'; Welsh pronunciation: [ˈkas.tɛɬ koːχ]) is a 19th-century Gothic Revival castle built above the village of Tongwynlais in Wales. The first castle on the site was bu

    Read more about Castell Coch

  3. 3

    St Donat's Castle

    St Donat's Castle, castles in South Wales

    St Donat's Castle (Welsh: Castell Sain Dunwyd), St Donats, Wales, is a medieval castle in the Vale of Glamorgan, about 16 miles (26 km) to the west of Cardiff, and about 1+1⁄2 miles (2.4 km) to the we

    Read more about St Donat's Castle

  4. 4

    Grosmont Castle

    Grosmont Castle, castles in South Wales

    Grosmont Castle is a ruined castle in the village of Grosmont, Monmouthshire, Wales. The fortification was established by the Normans in the wake of the invasion of England in 1066, to protect the rou

    Read more about Grosmont Castle

  5. 5

    Skenfrith Castle

    Skenfrith Castle, castles in South Wales

    Skenfrith Castle (Welsh: Castell Ynysgynwraidd) is a ruined castle in the village of Skenfrith in Monmouthshire, Wales. The fortification was established by the Normans in the wake of the invasion of

    Read more about Skenfrith Castle

  6. 6

    St Briavels Castle

    Gloucestershire

    St Briavels Castle, castles in Gloucestershire

    St Briavels Castle (most likely named after Saint Brioc) is a moated Norman castle at St Briavels in the English county of Gloucestershire. The castle is noted for its huge Edwardian gatehouse that gu

    Read more about St Briavels Castle

  7. 7

    Blaise Hamlet

    A cottage on the northern side of Blaise Hamlet, Bristol - geograph.org.uk - 3206983

    Blaise Hamlet is a group of nine small cottages around a green in Henbury, now a district in the north of Bristol, England. All the cottages, and the sundial on the green, are Grade I listed buildings

    Read more about Blaise Hamlet

  8. 8

    Chepstow Castle

    Chepstow Castle, castles in South Wales

    Chepstow Castle (Welsh: Castell Cas-gwent) at Chepstow, Monmouthshire, Wales, is the oldest surviving post-Roman stone fortification in Britain. Located above cliffs on the River Wye, construction beg

    Read more about Chepstow Castle

  9. 9

    Raglan Castle

    Raglan Castle, castles in South Wales

    Raglan Castle (Welsh: Castell Rhaglan) is a late medieval castle located just north of the village of Raglan in the county of Monmouthshire in south east Wales. The modern castle dates from between th

    Read more about Raglan Castle

  10. 10

    Clytha Castle

    Clytha Castle - geograph.org.uk - 4488771

    http://cadwpublic-api.azurewebsites.net/reports/listedbuilding/FullReport?lang=en&id=1968

    Read more about Clytha Castle

  11. 11

    Carmarthen Castle

    Carmarthen Castle, castles in South Wales

    Carmarthen Castle (Welsh: Castell Caerfyrddin) is a ruined castle in Carmarthen, West Wales, UK. First built by Walter, Sheriff of Gloucester in the early 1100s, the castle was captured and destroyed

    Read more about Carmarthen Castle

  12. 12

    Pembroke Castle

    Pembroke Castle, castles in South Wales

    Pembroke Castle (Welsh: Castell Penfro) is a medieval castle in the centre of Pembroke, Pembrokeshire in Wales. The castle was the original family seat of the Earldom of Pembroke. A Grade I listed bui

    Read more about Pembroke Castle

  13. 13

    Monmouth Castle

    Monmouth Castle, castles in South Wales

    Monmouth Castle (Welsh: Castell Trefynwy) is a castle close to the centre of the town of Monmouth, the county town of Monmouthshire, on a hill above the River Monnow in south-east Wales. Once an impor

    Read more about Monmouth Castle

  14. 14

    Newport Castle

    Newport Castle, castles in South Wales

    Newport Castle (Welsh: Castell Casnewydd) is a ruined castle in Newport, Wales. It was built in the 14th century, probably by Hugh de Audley, 1st Earl of Gloucester or his son-in-law, Ralph, Earl of S

    Read more about Newport Castle

  15. 15

    Longtown Castle

    Longtown Castle, castles in South Wales

    Longtown Castle, also termed Ewias Lacey Castle in early accounts, is a ruined Norman motte-and-bailey fortification in Longtown, Herefordshire. It was established in the 11th century by Walter de Lac

    Read more about Longtown Castle

  16. 16

    Pennard Castle

    Pennard Castle, castles in South Wales

    Pennard Castle is a ruined castle, near the modern village of Pennard on the Gower Peninsula, in south Wales. The castle was built in the early 12th century as a timber ringwork following the Norman i

    Read more about Pennard Castle

  17. 17

    Candleston Castle

    Candleston Castle, castles in South Wales

    Candleston Castle (historically sometimes Candlestone Castle) is a 14th-century fortified manor house, in ruins since the 19th century. It is 0.75 miles (1.2 km) southwest of Merthyr Mawr, Glamorgan,

    Read more about Candleston Castle

  18. 18

    Old Beaupre Castle

    Old Beaupre Castle, castles in South Wales

    Old Beaupre Castle (Welsh: Hen Gastell y Bewpyr; also known as Beaupre Castle, Old Beaupre Manor, or simply Beaupre) is a ruined medieval fortified manor house located in the community of Llanfair, ou

    Read more about Old Beaupre Castle

  19. 19

    Dryslwyn Castle

    Dryslwyn Castle, castles in South Wales

    Dryslwyn Castle (Welsh: Castell Dryslwyn or Castell y Drysllwyn) is a native Welsh castle, sited on a rocky hill roughly halfway between Llandeilo and Carmarthen in Wales. It stands on high ground ove

    Read more about Dryslwyn Castle

  20. 20

    Llawhaden Castle

    Llawhaden Castle, castles in South Wales

    Llawhaden Castle (Welsh: Castell Llanhuadain) (grid reference SN 073175) is a ruined castle in Llawhaden, Pembrokeshire, Wales, 10 miles (16 km) east of Haverfordwest. A motte-and-bailey castle is tho

    Read more about Llawhaden Castle