St Deiniol's church is located on the east side of the minor road through the village of Talwrn. It was built in 1891, its plan consisting of nave and chancel, gabled porch on south-west gable below a bell-cote, and vestry at the north-east end on the north-west long wall.
Sources: http://www.geograph.org.uk/photo/1180983; OS Second Edition 25-inch plan (1900)