- Category: Populated Place
- Type: Hamlet
- Latitude/Longitude: 51°27'51"N 3°36'37"W
- Eastings/Northings: 288223, 175148
- OS Grid: SS882751
- Mapcode Local: GBR HC.LSNL
- Mapcode Global: VH5HQ.CGND
Location and coordinates are for the approximate centre of Heol-y-mynydd within this administrative area.
Geographic features and populated places may cross administrative borders.