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.
Bottwnog Parish; Statistics; Area 487 acres; Population 71 males, 92 females, total 163
- Bottwnog Chapel of Ease to Meilltyrne Attendance - afternoon 45 "This Church was consecrated before 1800 but has been entirely renovated since" Robert Jones, Rector
- Ty'ndonen, Baptists Erected before 1800 Attendance - afternoon 35 Humphrey Pritchard, Deacon, Bronphilip, Bottwnog
- Rhyd Bach, Calvinist Erected before 1800 Not a separate building, not used exclusively as a place of worship Attendance - morning 96 scholars, evening 267 Griffith Jones, Deacon, Penybont, Llandegwing