Petrol and Diesel Prices in Porthmadog
Compare petrol and diesel prices at 3 petrol stations in Porthmadog. Prices last updated 09:12 12/08/2026.
Petrol (E10)
156.9p
at PORTHMADOG SUPERSTORE - PETROL FILLING STATION
Diesel (B7)
176.9p
at PORTHMADOG SUPERSTORE - PETROL FILLING STATION
Super Unleaded (E5)
167.9p
at PORTHMADOG SUPERSTORE - PETROL FILLING STATION
Premium Diesel
199.9p
at MFG PORTHMADOG
Unleaded (E10)
160.0p avg
1.8p below UK average (161.8p)
Diesel
180.0p avg
2.1p below UK average (182.1p)
Price History in Porthmadog
See how fuel prices have changed over time with interactive charts and analysis.
Click any column header to sort. Prices shown in pence per litre.
Stations within a few miles of Porthmadog — worth the short drive for cheaper fuel.
Porthmadog currently has 3 petrol stations tracked by FuelCosts.co.uk. The average unleaded petrol price in Porthmadog today is 160.0p per litre, which is 1.8p below the UK national average of 161.8p.
The cheapest unleaded petrol in Porthmadog right now is 156.9p at PORTHMADOG SUPERSTORE - PETROL FILLING STATION. The cheapest diesel is 176.9p at PORTHMADOG SUPERSTORE - PETROL FILLING STATION.
Fuel prices in Porthmadog are sourced from the UK Government's CMA Fuel Finder scheme and updated every 4 minutes. We recommend comparing prices before filling up, as prices can vary significantly between stations even within the same town.