Llangibby Castle

Also known as, or recorded in historical documents as; Castell Tregrug; Tregreg; Trigruck

In the community of Llangybi.
In the historic county of Monmouthshire (Modern authority of Monmouthshire, preserved county of Gwent).

Roughly rectangular bailey 150m long by 80m wide. Only slight footings remain of a twin round towered gatehouse and a D-shaped tower on the south side plus two eastern towers, and not much more of the curtains which joined them, but the 2m thick north curtain with one D-shaped tower is intact, and there are two large structures of great interest at the west corners. That on the SW is a huge gatehouse with long U-shaped towers flanking a passageway closed formerly by portcullises and sets of doors. The NW corner of the bailey is occupied by a rectangular tower house 10.4m wide with round turrets at the east corners, that on the south having a spiral stair, and that on the north containing a hexagonal room formerly vaulted. The round west end shows signs of having been blown up in 1648. It is 12m in diameter.

This site has been described as a;
Masonry Castle.
The confidence that this site is a medieval fortification or palace is Certain.
Masonry ruins/remnants remains.

This site is a scheduled monument protected by law.

The Ordnance Survey Map Grid Reference is ST36419739

Modern Map from Good for landscape form and features	Modern Map from Good for general location
Air Photo from	1st edition OS Map from

Sources of information, references and further reading

National Monuments Record number; 94896

County Sites and Monuments Record number; 00323g

• Web site links
  • http://www.castlewales.com/llangiby.html
• Books
  • Pettifer, Adrian, 2000, Welsh Castles, A Guide by Counties (Boydell Press) p131-2
    Reid, Alan, 1998, Castles of Wales (John Jones Publishing) p98
    Salter, Mike, 1991, The Castles of Gwent, Glamorgan and Gower (Malvern) p21
    King, D.J.C., 1983, Castellarium Anglicanum (London: Kraus) Vol1 p284-5
    Fry, P.S., 1980, Castles of the British Isles (David and Charles) p362
    Bradney, J.A., 1904-33, History of Monmouthshire Vol1 p100, 103
    Mackenzie, J.D., 1897, Castles of England (Heinemann) Vol2 p83
    Coxe, W., 1801, Historical Tour in Monmouthshire (London) Vol1 p117-20, plan facing p49
• Journal Articles
  • Priestly, S.G. and Turner, R.C., 2003, 'Three castles of the Clare family in Monmouthshire during the thirteenth and fourteenth centuries' Archaeological Cambrensis Vol152 p9-52
    Hogg, A.H.A. and King, D.J.C., 1967, 'Masonry castles in Wales and the Marches: a list' Archaeologia Cambrensis Vol116 p71-132
    Perks, J. and King, D.J.C., 1956, Archaeologia Cambrensis Vol105 p96-132
    1936, Archaeologia Cambrensis Vol91 p375