Castle,Grid Ref,Original type,Date,Topography,Height,Top m²,Base m²,Gradient,Bailey,Builder,Theory Abergavenny,SO 29847 13974,motte/masonry,1081 D,Natural defence,tall,nd,nd,steep,1,,Early Bach Motte,SO 29787 43413,motte W,nd,Natural defence,6.23,27.49,401.738,47.48,?,?,Early Bacton,SO 37097 33554,motte W,nd,Natural defence,1.62,82.53,268.55,49.25,1,?,Late Bredwardine 1,SO 33497 44298,possible motte,1374 D,Natural defence,tall,nd,nd,steep,1,?,Early Clifford,SO 24287 45633,motte/masonry,1067/71 D,Natural defence,tall,nd,nd,steep,1,William fitz Osbern,Early Colstar Motte,ST 31872 92533,motte,nd,Natural defence,5.89,190.08,738.43,65.16,1,?,Mid Cothill Farm,SO 33827 36293,motte W,nd,Natural defence,3.56,261.537,655.857,60.04,?,?,Late Cusop Castle,SO 33922 41393,fortified-site,1335 D,Natural defence,3.27,978.029,2212.054,49.27,1,?,Late Didley,SO 45022 31964,motte,nd,Natural defence,5.79,53.142,475.691,48.84,1,?,Mid Dingestow 1,SO 45977 10354,motte,nd,Natural defence,8.17,122.313,759.525,76.45,1,?,Early Dingestow 2,SO 45567 10399,motte/masonry,1182 D ,Natural defence,2.69,1752.164,4667.031,62.06,1,Ranulf Poer,Late Ewyas Harold,SO 38502 28699,motte,1052 D,Natural defence,16.36,384.839,3815.745,70.33,1,William fitz Osbern,Early Great Goytre,SO 35292 23284,motte W,nd,Natural defence,4.78,56.15,268.66,64.05,1,?,Mid Kemeys Inferior,ST 38877 93928,ring-work,nd,Natural defence,,,,,1,?, Kentchurch,SO 42152 27009,fortified-site,nd,Natural defence,nd,nd,nd,nd,?,?,Late Langstone,ST 37037 89522,motte,1189 D,Natural defence,medium,nd,nd,steep,1,?,Mid Llanfihangel Crucorney,SO 33027 21769,motte,nd,Natural defence,7.88,35.951,801.953,62,1,?,Early Llangwm Isaf,SO 42422 01119,motte W,nd,Natural defence,2.93,926.409,1633.816,55.56,1,?, Llangwm Uchaf,ST 42727 99798,motte W,nd,Natural defence,1.52,274.532,481.561,38.53,?,?,Early Mouse Castle 1,SO 24827 42458,motte W,nd,Natural defence,4.5,65.421,830.706,93.1,1,?,Early Mynydd-brīth,SO 27997 41463,motte W,nd,Natural defence,5.27,213.653,712.482,81.18,1,?,Early Nant-y-bar,SO 27852 41023,motte W,nd,Natural defence,3.79,431.494,985.427,50.38,?,?, Newcastle,SO 44737 17239,motte,nd,Natural defence,6.21,31.03,498.02,57.77,2,?,Early Newport (Stow),ST 30400 87400,possible motte,nd,Natural defence,nd,nd,nd,nd,?,?, Old Castleton,SO 28302 45723,ring-work/motte,1140-1180 P,Natural defence,8.74,164.495,1195.056,58.94,3,?,Early Pont Hendre,SO 32572 28109,motte,nd,Natural defence,10.39,121.303,1519.893,63.01,1,?,Early Poston,SO 35807 37078,fortified-site,nd,Natural defence,2.2,718.423,2155.721,23.52,1,?,Late Rockfield,SO 48267 14129,motte,nd,Natural defence,4.19,156.74,364.472,55.7,1,?,Early Rogerstone,ST 27100 87800,?,nd,Natural defence,,,,,?,?, Rowlestone,SO 37442 27164,motte W,nd,Natural defence,4.06,368.29,820.907,71.7,?,?,Early Snodhill,SO 32237 40358,motte/masonry,nd,Natural defence,tall,nd,nd,steep,1,?,Early Silver Tump,SO 28900 32800,?,?,Natural defence,?,?,?,?,?,?, St Margaret's,SO 35800 33900,?,?,Natural defence,?,?,?,?,?,, St Illtyd,SO 21692 01954,motte W,nd,Natural defence,5.3,269.8,888.666,70.31,?,?,Early St Weonards,SO 49657 24329,motte,nd,Natural defence,6.15,531.984,965.948,81.28,?,?,Early Tregate,SO 47977 17114,fortified-site,nd,Natural defence,,,,,1,?,Late Trelech,SO 49952 05409,motte,1175 -1200 P,Natural defence,5.76,142.762,758.373,71.74,1,?,Early Twmbarlwm,ST 24382 92653,motte W,nd,Natural defence,5.58,185.794,1614.864,56.44,1,?,Early Urishay,SO 32292 37568,fortified-site,?,Natural defence,?,?,?,?,?,?,Late Walterstone,SO 33932 24999,motte,nd,Natural defence,7.06,574.189,1551.497,62.99,?,?,Early Whitehouse Camp,SO 29572 35684,fortified-site,nd,Natural defence,1.93,64.353,959.311,32.72,,?,Late Wolvesnewton,ST 44912 99883,fortified-site,nd,Natural defence,3.31,3826,6412,55.75,?,?,Late ,,,,,,,,,,,21E ,,,,,,,,,,,11L ,,,,,,,,,,,4m ,,,,,,,,,,,