- Category: Populated Place
- Type: Hamlet
- Latitude/Longitude: 52°15'11"N 3°59'24"W
- Eastings/Northings: 264240, 263534
- OS Grid: SN642635
- Mapcode Local: GBR DW.02WB
- Mapcode Global: VH4G5.SMCK
Location and coordinates are for the approximate centre of Tyncelyn within this administrative area.
Geographic features and populated places may cross administrative borders.