Petrol and Diesel Prices in Caernarfon
Compare petrol and diesel prices at 7 petrol stations in Caernarfon. Prices last updated 19:40 11/11/2026.
Petrol (E10)
149.9p
at Beran Filling Station
Diesel (B7)
189.9p
at Beran Filling Station
Super Unleaded (E5)
178.9p
at Gwalia Garage Caernarfon Limited
Premium Diesel
N/A
Unleaded (E10)
164.0p avg
3.7p below UK average (167.7p)
Diesel
195.0p avg
2.0p below UK average (197.0p)
Price History in Caernarfon
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 Caernarfon — worth the short drive for cheaper fuel.
Caernarfon currently has 7 petrol stations tracked by FuelCosts.co.uk. The average unleaded petrol price in Caernarfon today is 164.0p per litre, which is 3.7p below the UK national average of 167.7p.
The cheapest unleaded petrol in Caernarfon right now is 149.9p at Beran Filling Station. The cheapest diesel is 189.9p at Beran Filling Station.
Fuel prices in Caernarfon 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.