Forts and Fortlets in Wales

Location of FortN.G.Ref.DimensionsAreaType
Abergavenny/Gobannium, GwentSO2914x ft ( x m)acres ( ha)¢¬ 
Bryn y Gefeiliau, GwyneddSH7457x ft ( x m)c.4 acres (c.1.6 ha)¢¬ 
Caegaer, PowysSN8281x ft ( x m)acres ( ha)¢¬ 
Caerau, PowysSN9250x ft ( x m)acres ( ha)¢¬ 
Caergai, GwyneddSH8731420 x 420 ft (c.128 x 128 m)4½ acres (1.7 ha)Flavian-Hadrianic
Caerhun/Canovium, GwyneddSH7770410 x 410 ft (125 x 125 m)3¾ acres (c.1.5 ha)Flavian =>
Caernarfon/Segontium, GwyneddSH4862510 x 415 ft (155 x 126 m)4¾ acres (c.2 ha)Flavian =>
Caerphilly, DyfedST1688x ft ( x m)acres ( ha)¢¬ 
Caersws, PowysSO0292x ft ( x m)acres ( ha)¢¬ 
Cardiff, South GlamorganST1876650 x 600 ft (198 x 183 m)c.9 acres (c.3.6 ha)Flavian =>
Carmarthen/Moridunum, DyfedSN4120425 x 330 ft (130 x 100 m)3¼ acres (1.3 ha)Claudian-Severan
Castell Collen, PowysSO0562595 x 365 ft 365 x 365 ft5 acres 3 acresFlavian Antonine
Coelbren, West GlamorganSN8510440 x 430 ft (134 x 131 m)4¼ acres (1.8 ha)Flavian/Antonine
Colwyn Castle, PowysSO1053x ft ( x m)acres ( ha)¢¬ 
Dolau Gaer, PowysSO0166x ft ( x m)acres ( ha)¢¬ 
Dynevor Park, Llandeilo, DyfedSN6222c.490 x 330 ft (c.150 x 100 m)c.3¾ acres (c.1.54 ha)Agricolan?
Ffridd, ClwydSJ2854x ft ( x m)acres ( ha)¢¬ 
Forden Gaer/Levobrinta, PowysSO2098x ft ( x m)acres ( ha)¢¬ 
gelligaer, West GlamorganST1397404 x 385 ft (123 x 117 m)3½ acres (1.4 ha)Flavian-Severan
Loughor/Leucarum, West GlamorganSS5697x ft ( x m)acres ( ha)¢¬ 
Llandovery/Alabum, DyfedSN7635x ft ( x m)acres ( ha)¢¬ 
Llanfor, GwyneddSH9336x ft ( x m)acres ( ha)¢¬ 
Llanio/Bremia, DyfedSN6456x ft ( x m)acres ( ha)¢¬ 
Llansantffraid, PowysSJ2220? ft (? m)2¾ acres (1.1 ha)¢¬ 
Llwyn y Brain, PowysSO0492? ft (? m)9¼ acres (3.76 ha)¢¬ 
Neath/Nidum, West GlamorganSS7497x ft ( x m)acres ( ha)¢¬ 
Penllwyn, DyfedSN6580x ft ( x m)7 acres (2.8 ha)¢¬ 
Penllystyn, GwyneddSH4844x ft ( x m)acres ( ha)¢¬ 
Pennal/Maglona, GwyneddSH7000x ft ( x m)acres ( ha)¢¬ 
Pen y Darren, Mid GlamorganSO0506x ft ( x m)acres ( ha)¢¬ 
Pen y Gaer, PowysSO1621x ft ( x m)acres ( ha)¢¬ 
Pumpsaint/Luentinum, DyfedSN6540x ft ( x m)c.5½ acres (2.25 ha)¢¬ 
Prestatyn, ClwydSJ0682x ft ( x m)acres ( ha)¢¬ 
Ruthin, ClwydSJ1258x ft ( x m)acres ( ha)¢¬ 
Tomen y Mur, GwyneddSH7038510 x 390 ft (c.155 x 120 m)4½ acres (1.7 ha)Flavian-Hadrianic
Trawsgoed, DyfedSN6772540 x 410 ft (c.165 x 125 m)5 acres (2 ha)!
Usk/Burrium, GwentSO3700x ft ( x m)acres ( ha)¢¬ 
Y Gaer/Cicucium, PowysSO0029615 x 460 ft (187 x 140 m)6½ acres (2.6 ha)Neronian =>
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