Location and coordinates are for the approximate centre of Llanfachreth within this administrative area. Geographic features and populated places may cross administrative borders.
Gazetteer of the British Isles (Edinburgh: Bartholomew, 1887). John Bartholomew
Llanfachreth, par. and vil., Merioneth, on river Mawddach - par., 10,000 ac., pop. 901; vil., 3 miles NE. of Dolgelly; P.O.