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.
Dolwyddelan Parish; Statistics; Area 14384 acres; Population 371 males, 356 females, total 727
- Dolwyddelan Parish Church Attendance - average - morning 40 + 15 scholars Services in Welsh Rich. Jones, Perpetual Curate, Bettws-y-coed
- Capel Eleu, Calvinistic Methodist Erected 1835 Attendance - morning 131, afternoon 242, evening 150 William Jones, Deacon, Bwlch Cynyd
- Ganasareth, Independent Erected 1826 Attendance - afternoon 89 inc 45 scholars, evening 95 inc 55 scholars Evan Lewis, Independent Minister
- Capel y Cyfin, Calvinistic Methodist Erected 1833 Attendance - morning 43, afternoon 36 scholars, evening 30 William Ellis, Deacon