"MARSHFIELD, a parish in the upper division of the hundred of Wentllooge, county Monmouth, 5 miles S.W. of Newport, its post town, and 7 from Cardiff: It has a station on the Great Western line of railway. The village, which is small, is chiefly agricultural. The appropriate tithes have been commuted for a rent-charge of £176, and the vicarial for one of £48. The living is a vicarage* in the diocese of Llandaff, value £52, in the patronage of the Dean and Chapter of Bristol. The church is a large and ancient structure with stone stalls."
[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.
Marshfield Parish; Statistics; Area 1270 acres; Population 271 males, 255 females, total 526
Marshfield Parish Church Attendance - morning 26 + 9 scholars 1 service, Welsh and English alternately, by the curate Samuel Evans, Curate
Loft near The Mill, Castletown, Wesleyan Building erected before 1800; not used exclusively as a place of worship Attendance (average) morning 24, afternoon 20, evening 60 Thomas Maule, Steward, near the coach and horses, Castletown
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 ST259822 (Lat/Lon: 51.533776, -3.069732), Maerun / Marshfield which are provided by: