| population | |
| Mynydd Allt-y-grug |
| population | |
| Ystalyfera | 10218 |
 | Swansea Airport | ~ 24.83 km |
| Cardiff International Airport | ~ 51.31 km |
| Haverfordwest Airport | ~ 79.94 km |
| Bristol Airport | ~ 85.88 km |
| Gloucestershire Airport | ~ 113.57 km |
| RNAS Yeovilton | ~ 116.10 km |
| Exeter International Airport | ~ 117.03 km |
| Cotswold Airport | ~ 120.85 km |
| RAF Fairford | ~ 139.06 km |
