Location and coordinates are for the approximate centre of Llangaffo within this administrative area. Geographic features and populated places may cross administrative borders.
Gazetteer of the British Isles (Edinburgh: Bartholomew, 1887). John Bartholomew
Llangaffo, par., Anglesey, in S. of co., 4½ miles SW. of Llangefni, 1590 ac., pop. 106; P.O.