- Category: Populated Place
- Type: Other Settlement
- Latitude/Longitude: 51°56'19"N 3°18'11"W
- Eastings/Northings: 310500, 227500
- OS Grid: SO105275
- Mapcode Local: GBR YS.N57T
- Mapcode Global: VH6C0.PJJL
Location and coordinates are for the approximate centre of Tal-y-llyn within this administrative area.
Geographic features and populated places may cross administrative borders.