In 1868, the parish of Llanelian contained the following places:
"LLANELIAN, a parish in the hundred of Isdulas, county Denbigh, 5 miles E. of Conway, and 5 W. of Abergele, its post town. The parish includes the townships of Llan, Llaithfaun, and Twnan. The Chester and Holyhead railway passes through the neighbourhood, and has a station at Abergele. The living is a rectory* in the diocese of St. Asaph, value £249, in the patronage of the bishop. The church is dedicated to St. Hilarus. The charities amount to about £8 per annum. There is a Calvinistic Methodist chapel. Fairs are held on the first Monday after Easter week, 26th July, 5th October, and 6th December, for cattle."
"LLAITHFANN, a township in the parish of Llanelian, hundred of Isdulas, county Denbigh, 4 miles S.W. of Abergele. It is situated in a dreary spot under the Cradle Mountain."
"LLAN, a township in the parish of Llanelian, hundred of Isdulas, county Denbigh, 4 miles S.W. of Abergele, and 6 E. of Conway. It is situated near the line of the Holyhead railway."
"TWNAN, a township in the parish of Llanelian, county Denbigh, 5 miles S.W. of Abergele."