"UNDY, a parish in the lower division of Caldicott hundred, county Monmouth, 7 miles S.W. of Chepstow, and the same distance from Caerleon, its post town. The village is situated near the coast of the Bristol Channel. The living is a vicarage* in the diocese of Llandaff, value £183, in the patronage of the dean and chapter."
[Description(s) from The National Gazetteer of Great Britain and Ireland (1868)
Brown, Richard. The excavation of a medieval trackway and stone structures at Undy. Monmouthshire Antiquary 15 (1999), p. 6-18.
Jones, Malcolm. Caldicot and the villages of the Moor in old photographs : including the villages of Portskewett, Sudbrook, Rogiet, Undy, Magor and Redwick. Volume 1. Abertillery : Old Bakehouse, 1995. 128p.
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.
Undy Parish; Statistics; Area 3717 acres; Population 192 males, 181 females, total 373
Undy Parish Church Attendance - (average) morning 60 + 20 scholars, afternoon 70, evening 35 1 service in English William Jones, Vicar
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 ST436867 (Lat/Lon: 51.576283, -2.815301), Gwndy / Undy which are provided by: