"CAERWENT, a parish in the upper division of the hundred of Caldicott, in the county of Monmouth, 5 miles to the S.W. of Chepstow, its post town. It is not far from the South Wales railway and the river Severn, and contains the hamlet of Crick. Caerwent is a very ancient place, and was the site of the Roman station called Venta Silurum, on the Via Julia. Parts of the walls still remain. They are from 9 to 12 feet thick, and enclose an area of 505 by 390 yards."
[Description(s) from The National Gazetteer of Great Britain and Ireland (1868)
Church and chapel data from The Religious census of 1851 : A Calendar of the returns relating to Wales, Vol 1, South Wales. Ed. by I.G Jones, & D. Williams. UWP, Cardiff, 1976. The names given towards the end of each entry are those of the informants. Check with Gwent RO to see what extant records are held, and possible names of chapels/churches built after 1851.
Caerwent parish consisting of Caerwent and the hamlet of Dinham - Statistics; Area 1962 acres; Population 205 males, 215 females, total 420
St John's [? see below] Caerwent Parish Church - Attendance - morning 70+30 scholars, afternoon 80 2 services in English Informant; James White, Registrar
The Baptist Chapel, Caerwent - Erected 1815 Attendance - morning 42+20 scholars, afternoon 27 scholars, evening 74 A day school is kept in it John Walter Morgan, Minister
Kain, R.J.P., Oliver, R.R., Historic Parishes of England and Wales: an Electronic Map of Boundaries before 1850 with a Gazetteer and Metadata [computer file]. Colchester, Essex: History Data Service, UK Data Archive [distributor], 17 May 2001. SN: 4348. Here is a gazetteer/finding aid plus a set of overview maps to accurately identify the position of parishes within the county.
You can see maps centred on OS grid reference ST468904 (Lat/Lon: 51.609860, -2.769690), Caer-Went / Caerwent which are provided by: