
The 2015 visitor figures for Cadw sites are now available (for 2014 see here). (2014 numbers are in brackets.)
- Conwy Castle: 204,172 (184,758)
- Caernarfon Castle: 195,352 (175,216)
- Caerphilly Castle: 93,421 (107,887)
- Harlech Castle: 89,038 (75,512)
- Beaumaris Castle: 82,368 (86,854)
- Tintern Abbey: 70,808 (67,520)
- Castell Coch: 69,004 (69,418)
- Raglan Castle: 66,058 (59,385)
- Caerleon Roman Baths and Amphitheatre: 60,192 (55,977)
- Chepstow Castle: 59,463 (56,976)
- Criccieth Castle: 45,715 (43,528)
- Kidwelly Castle: 31,686 (29,359)
- St David’s Bishop’s Palace: 24,308 (24,646)
- Blaenavon Ironworks: 29,107 (22,467)
- Rhuddlan Castle: 25,872 (20,701)
- Plas Mawr: 23,658 (24,738)
- Carreg Cennen Castle: 23,345 (21,776)
- Cilgerran Castle: 19,416 (17,894)
- Laugharne Castle: 12,209 (15,807)
- Tretower Castle and Court: 13,587 (11,537)
- Denbigh Castle: 10,154 (12,584)
- Valle Crucis Abbey: 7,355 (8,117)
- White Castle: 7,682 (8,603)
- Oxwich Castle: 6,336 (6,070)
- Strata Florida Abbey: 5,280 (6,391)
- Dolwyddelan Castle: 4,645 (5,768)
- Lamphey Bishop’s Palace: 3,220 (2,856)
- Rug Chapel: 2,674 (3,387)
- Weobley Castle: 2,071 (2,495)
- Margam Stones Museum: 139 (438)