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Petrol Prices in Caernarfon

Average today: unleaded 159.7p · diesel 180.9p · UK average 161.4p / 182.6p

Checked 23 August 2026 · retailer-reported prices, changes filed within 30 minutes
Caernarfon trend: Unleaded ▲ 1.7p · 7d · Diesel ▲ 1.3p · 7d
The cheapest unleaded in Caernarfon today is 157.9p at Essar, London Garage Ltd, Cwm-y-glo, Caernarfon, Ll55 4de. Filling a 55-litre tank at the cheapest station instead of the priciest saves about £2.75.

Cheapest Unleaded First

CheapestSet 18 Aug · Checked today
Essar London Garage Ltd, Cwm-y-glo, Caernarfon, Ll55 4de, LL55 4DE
UNLEADED
157.9p
DIESEL
179.9p
Save up to £2.75 on a tank
Set 21 Aug · Checked today
Texaco Beran Garage, LL55 3NF
UNLEADED
157.9p
DIESEL
182.9p
Save up to £2.75 on a tank
Set 18 Aug · Checked today
Morrisons Ffordd Y Gogledd (north Road), LL55 1BE
UNLEADED
159.7p
DIESEL
179.7p
Save up to £1.76 on a tank
Set 30 Jul · Checked today
Murco Clynnog-fawr, LL54 5PF
UNLEADED
159.9p
DIESEL
179.9p
Costs £1.10 more to fill up
Set 04 Aug · Checked today
Texaco Caer Service Station, South Road, Caernarfon, Ll55 2hp, LL55 2HP
UNLEADED
159.9p
DIESEL
179.9p
Costs £1.10 more to fill up
Set 17 Aug · Checked today
Shell Gwalia Garage Ltd, LL55 2SS
UNLEADED
159.9p
DIESEL
179.9p
Costs £1.10 more to fill up
Set 22 Aug · Checked today
Texaco Modurdy Dolydd Garage, Dolydd, Caernarfon, Ll54 7ef, LL54 7EF
UNLEADED
162.9p
DIESEL
183.9p
Costs £2.75 more to fill up
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