Petrol and Diesel Prices in Porthmadog
Compare petrol and diesel prices at 3 petrol stations in Porthmadog. Prices last updated 10:32 26/09/2026.
Petrol (E10)
174.9p
at PORTHMADOG SUPERSTORE - PETROL FILLING STATION
Diesel (B7)
199.9p
at PORTHMADOG SUPERSTORE - PETROL FILLING STATION
Super Unleaded (E5)
185.9p
at PORTHMADOG SUPERSTORE - PETROL FILLING STATION
Premium Diesel
215.9p
at MFG PORTHMADOG
Unleaded (E10)
176.0p avg
2.0p above UK average (174.0p)
Diesel
201.0p avg
2.0p above UK average (199.0p)
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 176.0p per litre, which is 2.0p above the UK national average of 174.0p.
The cheapest unleaded petrol in Porthmadog right now is 174.9p at PORTHMADOG SUPERSTORE - PETROL FILLING STATION. The cheapest diesel is 199.9p 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.