Castles & Fortresses in United Kingdom

The best castles and fortresses in the United Kingdom: 13 on the world’s top 100

13 of the world’s 100 best castles and fortresses are in the United Kingdom, according to The World’s 100 Best Castles & Fortresses 2026, published by Worth a Journey. The highest ranked is Caernarfon Castle in Caernarfon at N° 6, followed by Dunnottar Castle in Stonehaven at N° 7 and Conwy Castle in Conwy at N° 11.

Source: The World’s 100 Best Castles & Fortresses 2026, Worth a Journey, https://worthajourney.com/castles/

The United Kingdom has more entries than any other country on The World’s 100 Best Castles & Fortresses 2026.

The United Kingdom has 13 of the 75 entries from Europe; the highest ranked in Europe is Orava Castle in Oravský Podzámok, Slovakia, at N° 1 in the world.

N° 1 in the world is Orava Castle in Oravský Podzámok, Slovakia.

Caernarfon Castle in Caernarfon is N° 6 of The World’s 100 Best Castles & Fortresses 2026, published by Worth a Journey, and N° 1 in the United Kingdom.

Dunnottar Castle in Stonehaven is N° 7 of The World’s 100 Best Castles & Fortresses 2026, published by Worth a Journey, and N° 2 in the United Kingdom.

Conwy Castle in Conwy is N° 11 of The World’s 100 Best Castles & Fortresses 2026, published by Worth a Journey, and N° 3 in the United Kingdom.

Stirling Castle in Stirling is N° 16 of The World’s 100 Best Castles & Fortresses 2026, published by Worth a Journey, and N° 4 in the United Kingdom.

Raglan Castle in Raglan is N° 26 of The World’s 100 Best Castles & Fortresses 2026, published by Worth a Journey, and N° 5 in the United Kingdom.

Bamburgh Castle in Bamburgh is N° 37 of The World’s 100 Best Castles & Fortresses 2026, published by Worth a Journey, and N° 6 in the United Kingdom.

Beaumaris Castle in Beaumaris is N° 38 of The World’s 100 Best Castles & Fortresses 2026, published by Worth a Journey, and N° 7 in the United Kingdom.

Caerphilly Castle in Caerphilly is N° 46 of The World’s 100 Best Castles & Fortresses 2026, published by Worth a Journey, and N° 8 in the United Kingdom.

Kidwelly Castle in Kidwelly is N° 47 of The World’s 100 Best Castles & Fortresses 2026, published by Worth a Journey, and N° 9 in the United Kingdom.

Eilean Donan Castle in Dornie is N° 48 of The World’s 100 Best Castles & Fortresses 2026, published by Worth a Journey, and N° 10 in the United Kingdom.

Chillingham Castle in Chillingham is N° 63 of The World’s 100 Best Castles & Fortresses 2026, published by Worth a Journey, and N° 11 in the United Kingdom.

Pembroke Castle in Pembroke is N° 68 of The World’s 100 Best Castles & Fortresses 2026, published by Worth a Journey, and N° 12 in the United Kingdom.

Tantallon Castle in North Berwick is N° 99 of The World’s 100 Best Castles & Fortresses 2026, published by Worth a Journey, and N° 13 in the United Kingdom.