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Fuel in Carmarthen costs £2.75 more a tank at one end than the other
7 forecourts across SA31, SA32, SA33, from 164.9p to 169.9p for unleaded E10.
5pthe gap, per litre
£2.75per 55-litre tank
166.5plocal average
7forecourts counted
forecourt supermarket dearest here
Data as of 2026-09-10 Download this town (CSV)
Every forecourt here, cheapest first
| Forecourt | Brand | E10 | Diesel | vs local | Reported |
|---|---|---|---|---|---|
| MFG MORRISONS CARMARTHEN | MORRISONS | 164.9p | 185.9p | -1.6p | 2d ago |
| TANERDY GARAGE | MURCO | 164.9p | 184.9p | -1.6p | today |
| GWALIA GARAGE | MURCO | 164.9p | 185.9p | -1.6p | today |
| Derwydd Services | MURCO | 166.9p | 186.9p | +0.4p | today |
| ASCONA TENBY ROAD SERVICE STATION | VALERO | 166.9p | 187.9p | +0.4p | 1d ago |
| CKs Supermarket | MURCO | 166.9p | 187.9p | +0.4p | 1d ago |
| ASDA WHITE MILL EXPRESS PETROL | ESSO | 169.9p | 189.9p | +3.4p | 1d ago |
Every forecourt here has reported within the last 14 days.