- Category: Geographic Feature
- Type: Valley
- Latitude/Longitude: 55°7'4"N 3°28'57"W
- Eastings/Northings: 305535, 581405
- OS Grid: NY055814
- Mapcode Local: GBR 4938.T4
- Mapcode Global: WH5WD.GMTB
Location and coordinates are for the approximate centre of St Thomas's Glen within this administrative area.
Geographic features and populated places may cross administrative borders.