Location and coordinates are for the approximate centre of Llandwrog within this administrative area. Geographic features and populated places may cross administrative borders.
Gazetteer of the British Isles (Edinburgh: Bartholomew, 1887). John Bartholomew
Llandwrog, par. and vil., on Carnarvon Bay, in co. and 5 miles SW. of Carnarvon, 9516 ac. (200 water), pop. 4136; P.O., and P.O. at Upper Llandwrog; the par. contains the vils. of Bethesda and Tylow.