skip to main content
The Association of British Counties

Gazetteer of
British Place Names

The definitive reference source to the United Kingdom. Explore over 300,000 places.

 Menu  Menu

Chepstow Castle, Monmouthshire

Chepstow Castle (Castell Cas-gwent) is a castle located above the River Wye at Chepstow, Monmouthshire. It is the oldest surviving post-Roman stone fortification in Britain, construction having begun in 1067 under the instruction of the Norman Lord William FitzOsbern. It was the southernmost of a chain of castles built in the Welsh Marches. It is in the care of Cadw. It is within the council area of Monmouthshire.
CADW Scheduled Monument MM003.

Place Type: Mediæval Castle
Alternative name(s): Castell Cas-gwent
Historic County: Monmouthshire
Lat, Long: 51.643834,-2.6755433
Grid Reference: ST 5335 9410
Community (Civil Parish): Chepstow C
Council Area: Monmouthshire CA
Police Area: Gwent PA
Devolved Legislature:  Welsh Assembly (Senedd)

GBPN ID: 65558
Entry Type: Main listing (P)
URL: https://gazetteer.org.uk/place/Chepstow_Castle,_Monmouthshire_65558

 Explore Chepstow Castle on Wikishire
 Peruse Monmouthshire on Wikishire