"BETTWS, a parish in the upper division of the hundred of Wentllooge, in the county of Monmouth, 3 miles to the N.W. of Newport, its post and union town. Its name, common to several parishes in Wales, signifies a pleasant place among the hills. The living is a perpetual curacy annexed to the vicarage of Woollas, in the diocese of Llandaff. The church is dedicated to St. David."
[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.
Bettws parish; Statistics; Area 1132 acres, Population 52 males, 35 females, total 87
Bettws Parish Church. - Usual number of attendants - afternoon 5, no service morning and evening No scholars 1 service in English Informant; John Cocker, Farmer, Bettws
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 ST289905 (Lat/Lon: 51.608780, -3.028170), Betws Y / Bettws which are provided by: