Wendron is situated in the Deanery and Hundred of Kerrier. It was originally bounded on the North by Illogan and Gwennap, on the East by Stithians and Constantine, on the South by Mawgan and Gunwalloe, and on the West by Sithney, Crowan and Illogan. The parish of Wendron stretches North-East from the town of Helston which was part of the parish until 1845. The parishes of Carnmenellis in 1846 and Pencoys in 1881 were created from parts of this parish. Villages in the original parish included the Churchtown, Coverack Bridges, Lower Town, Trewennack, Gweek, Edgecumb, Menhay and Four Lanes.