Church and chapel data from The Religious census of 1851 : A Calendar of the returns relating to Wales, Vol 11, North Wales. Ed. by Ieuan Gwynedd Jones, UWP, 1981. The names given towards the end of each entry are those of the informants.
Llanwenllwyfo Parochial Chapelry; Statistics; Area 1756 acres; Population 290 males, 293 females, total 583
Llanwenllwyfo Parish Church (Diocese of Bangor) Attendance - morning 51 scholars William D Roberts, Minister
Nebo, Calvinistic Methodists Erected 1823 Attendance - morning 328, afternoon 327, evening 615 "The morning congregation would have been larger had not a great number of our attendants gone to the Church having buried a relation a few days previously. Many of the congregation were absent on account of being indisposed" David Griffiths, Deacon, Rhos Mynach