Location and coordinates are for the approximate centre of Henllan within this administrative area. Geographic features and populated places may cross administrative borders.
Gazetteer of the British Isles (Edinburgh: Bartholomew, 1887). John Bartholomew
Henllan.-- par., Cardiganshire, on river Teifi, 3 miles E. of Newcastle-in-Emlyn, 387 ac., pop. 117.