- Category: Populated Place
- Type: Hamlet
- Latitude/Longitude: 51°49'37"N 4°1'17"W
- Eastings/Northings: 260779, 216223
- OS Grid: SN607162
- Mapcode Local: GBR DV.W12L
- Mapcode Global: VH4J9.7BRM
Location and coordinates are for the approximate centre of Pentre-Gwenlais within this administrative area.
Geographic features and populated places may cross administrative borders.