Location and coordinates are for the approximate centre of Penmorfa within this administrative area. Geographic features and populated places may cross administrative borders.
Gazetteer of the British Isles (Edinburgh: Bartholomew, 1887). John Bartholomew
Penmorfa, par. and vil., Carnarvonshire, in S. of co., 1 mile W. of Tremadoc, 10,157 ac., pop. 1225.