The Religious census of 1851 : A Calendar of the returns relating to Wales, Vol 1, South Wales., by Jones, I.G. & Williams, D. UWP, Cardiff, 1976. These statistics for this parish or chapelry are extracted from this book which in turn got them from the 1851 census itself;
- Area 1744 acres; Population 197 males, 236 females, total 433
Places, villages, farms etc within Llanfairorllwyn as shown on the online parish map from the CD of Historic Parishes of England and Wales: an Electronic Map of Boundaries before 1850 with a Gazetteer and Metadata [computer file]. (Kain, R.J.P., Oliver, R.R.). (Extracted by Gareth Hicks)
- Llanfairorllwyn (88); Bryn-gwyn; Dol-Ifor; Gilfach-chwith; Glyn-caled; Maen-gwyn; Nant-y-gwynfan; Parcau; Penrallt-Fachnog; Pen-rhiw-llan; Pwll-cornel;
Kelly's Directory South Wales 1895
With the kind permission of the publisher, these extracts are taken from " The History of Cardiganshire" by S R Meyrick, 1810, specifically the reprint of the 1907 imprint published by Stephen Collard in July 2000.
- "This is also called Llanvairy Clwyn, evidently a corruption of the former. The proper name is Llanvair o'r Llwyn, i.e "St Mary's in the grove". It is in the lordship of Gwynionydd Issa."
- "The three last incumbents of the parish church were ; the Rev. John Williams ; the Rev. John Jones ; and the Rev. Thomas Price."