"LLANVAIR-KILGIDIN, a parish in the upper division of the hundred of Abergavenny, county Monmouth, 5 miles S.E. of Abergavenny, its post town. It is an occasional station on the Monmouth branch of the Taff Vale Extension railway. The village is situated on the river Usk, which is here crossed by a chain suspension bridge, only passable for foot passengers."
[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 established after 1851.
Llanvair-Kilgidin Parish; Statistics; Area 1801 acres; Population 140 males, 128 females, total 268
Llanvoyer Kilgeddine Parish Church Attendance - morning 62 + 10 scholars, evening 44 + 9 scholars 2 services in English Francis Lewis, Rector
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 SO348070 (Lat/Lon: 51.757832, -2.946068), Llanfair Cilgedin / Llanfair Kilgeddin which are provided by: