Diesel prices in Caernarfon

Distances are from the centre of Caernarfon.

Cheapest reported within 25 miles · Diesel (B7)

192.7p

Asda Llangefni Supermarket · Asda

Ffordd Cae Sel, Llangefni, LL77 7DW

8.5 miles away · Open until 21:00

Price changed today

£2.08 less on 40 litres than the local median (197.9p)

Directions

Nearest open station: Gwalia Garage Caernarfon Limited, 1.3 mi, 196.9p. The top pick saves £1.68 on 40 litres, before the cost of any extra driving.

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  1. 192.7pAsda Llangefni Supermarket · AsdaGo8.5 mi · Open until 21:00
    Price changed todayWrong price?
  2. 196.9pGwalia Garage Caernarfon Limited · ShellGo1.3 mi · Open until 22:00
    Price changed 16 days agoWrong price?
  3. 197.7pAsda Bangor Farrar Road Supermarket · AsdaGo8.3 mi · Open until 23:00
    Price changed todayWrong price?
  4. 197.7pAsda Llandudno Superstore · AsdaGo22 mi · Open 24 hours
    Price changed todayWrong price?
  5. 199.9pMFG Porthmadog · ShellGo16 mi · Open until 23:00
    Price changed 9 days agoWrong price?
  6. 199.9pShell Betws-Y-Coed · ShellGo20 mi · Open 24 hours
    Price changed yesterdayWrong price?
  7. 201.9pShell Britannia · ShellGo7.4 mi · Open 24 hours
    Price changed 15 days agoWrong price?
  8. 202.9pShell Black Cat · ShellGo22 mi · Open 24 hours
    Price changed 2 days agoWrong price?

See on the map

Caernarfon fuel prices today

FuelCheapestTypicalStations
Unleaded (E10)150.9p168.9p53
Super unleaded (E5)177.9p185.9p32
Diesel (B7)187.9p197.9p53
Premium diesel204.9p212.9p16

Typical unleaded here is 1.0p below the Great Britain typical price of 169.9p.

What's the cheapest petrol in Caernarfon today?

Tregele service station (Dragon) at 150.9p a litre, the lowest reported price at an open station within 25 miles. The typical price nearby is 168.9p.

What's the cheapest diesel in Caernarfon today?

Tregele service station (Dragon) at 187.9p a litre, the lowest reported price at an open station within 25 miles. The typical price nearby is 197.9p.

Updated 7 November 2026 from GOV.UK Fuel Finder. "Typical" is the median of prices confirmed in the last 30 days. Closed stations are removed, and prices that differ sharply from nearby stations aren't ranked.

All stations in Caernarfon

Beran Filling StationCaer Service StationClynnog Service StationDolyddGwalia Garage Caernarfon LimitedLondon garage service stationMFG Morrisons Caernarfon

Nearby towns

PwllheliMoldWirralDeesideWrexhamBirkenheadOswestryWelshpool

Nearby postcode districts

LL55LL61LL60LL54LL59LL57LL77LL75