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Petrol and diesel prices in Gwynedd
Pump prices at 4 forecourts in Gwynedd, from the open price feeds UK fuel retailers have to publish. These were the prices on 7 October 2026. The Driveboard map has them live, and sorts the forecourts near you by price.
See live prices on the map173.9pcheapest unleaded (e10)
199.7pcheapest diesel
189.9pcheapest super unleaded (e5)
176.4paverage unleaded
Average and cheapest by fuel
| Fuel | Average | Cheapest | Where |
|---|---|---|---|
| Unleaded (E10) | 176.4p | 173.9p | Morrisons LL55 1BE |
| Super unleaded (E5) | 195.6p | 189.9p | Morrisons LL55 1BE |
| Diesel | 201.6p | 199.7p | Asda LL57 1LJ |
| Super diesel | 220.4p | 219.9p | Shell LL49 9NG |
Forecourts in Gwynedd
| Forecourt | Postcode | E10 | E5 | Diesel |
|---|---|---|---|---|
| Morrisons | LL55 1BE | 173.9p | 189.9p | 199.9p |
| Asda | LL57 1LJ | 175.7p | 199.7p | |
| Shell | LL49 9NG | 177.9p | 199.9p | 204.9p |
| Asda | LL57 4BG | 177.9p | 196.9p | 201.9p |
Questions
Where is the cheapest petrol in Gwynedd?
On 7 October 2026 the cheapest unleaded (E10) in Gwynedd was 173.9p at Morrisons LL55 1BE, against an average of 176.4p. Prices change daily; the Driveboard map has them live.
Where is the cheapest diesel in Gwynedd?
On 7 October 2026 the cheapest diesel in Gwynedd was 199.7p at Asda LL57 1LJ, against an average of 201.6p.
Where do these prices come from?
From the open price feeds that UK fuel retailers are required to publish. Not every forecourt is in a feed yet, so some local stations may be missing.