Fuel Map UK
Compare 4 active forecourts in Porthmadog. The cheapest unleaded is currently 174.9p and diesel is 199.9p per litre. Prices were last refreshed on 14th October 2026.
Showing all 4 active stations, initially sorted by unleaded price.
| Station | Unleaded | 7d | Diesel | 7d |
|---|---|---|---|---|
| ESSAR ⚠️ | 174.9p | — | 199.9p | — |
| TESCO S/mkt ⚠️ | 174.9p | — | 199.9p | — |
| SHELL | 175.9p | -2 | 202.9p | -2 |
| Glanaber Garage ⚠️ | 177.9p | — | 203.9p | — |
⚠️ One or more stations have not reported prices in over 7 days — prices shown may be out of date.
Unleaded prices currently range from 174.9p to 177.9p per litre. Choosing the cheapest listed forecourt instead of the most expensive could save up to £1.50 on a 50-litre fill.
Diesel ranges from 199.9p to 203.9p per litre, a potential difference of £2.00 for 50 litres. Use the local map to see where lower-priced stations are concentrated, then open a station for its address, opening times and latest reported prices.