- Category: Populated Place
- Type: Hamlet
- Latitude/Longitude: 50°5'35"N 5°40'51"W
- Eastings/Northings: 136830, 27956
- OS Grid: SW368279
- Mapcode Local: GBR DXCF.LLV
- Mapcode Global: VH05F.HX2C
Location and coordinates are for the approximate centre of Tregiffian within this administrative area.
Geographic features and populated places may cross administrative borders.