2 of the 7 stations in Caernarfon report a Petrol (Unleaded) price; the other 5 publish no petrol (unleaded) figure.
4 of the 7 stations in Caernarfon report a Diesel price; the other 3 publish no diesel figure.
All 8,142 UK forecourts were checked at 16:07 (Europe/London) under the statutory fuel price scheme; each card above shows when that station last changed its price.
See all 7 stations in CaernarfonPetrol (Unleaded) in Caernarfon costs from 169.9p to 171.7p a litre right now, 170.8p on average across 2 stations. Diesel in Caernarfon costs from 195.9p to 198.9p a litre right now, 197.2p on average across 4 stations.The cheapest is Texaco - CAERNARFON, 3.7 km from the centre. Latest price change here: 11:01 (Europe/London).
Diesel in Caernarfon is down 0.2p compared with a week ago, measured on the 7 stations that reported a price on both days.
UK average: the national average on our UK page, from the Fuel Finder reading of 21 Oct 2026, 16:07 UK time.
A 55-litre fill-up at the cheapest station in Caernarfon instead of the dearest one, and instead of the city average.
Supermarket forecourts in Caernarfon: Morrisons.
Calculated from the same live prices as the station table below — 7 stations in Caernarfon, at the update time shown above.
| Station | |||||
|---|---|---|---|---|---|
|
1
Texaco - CAERNARFON
Texaco · LL54 7EF
|
3.7 km | 195.9p | — | — | — |
|
2
Morrisons - CAERNARFON
Morrisons · LL55 1BE
|
3.5 km | 196.7p | 171.7p | — | — |
|
3
Murco - CAERNARFON
Murco · LL54 5PF
|
13.5 km | 196.9p | — | — | — |
|
4
Essar - CAERNARFON
Essar · LL55 4DE
|
6.0 km | 198.9p | 169.9p | — | — |
|
5
Texaco - CAERNARFON
Texaco · LL55 2HP
|
2.7 km | — | — | — | — |
|
6
Texaco - CAERNARFON
Texaco · LL55 3NF
|
8.5 km | — | — | — | — |
|
7
Shell - CAERNARFON
Shell · LL55 2SSClosed · opens at 06:00
|
1.4 km | — | — | — | — |
2026-09-22: 190.8p 2026-10-21: 197.1p
Diesel is down 0.2p versus 7 days ago (7 stations with prices on both days).
Tracked continuously: 7 of 7 stations · 2026-09-22 to 2026-10-21
| Brand | From | Average | Stations |
|---|---|---|---|
| Texaco | 195.9p | 195.9p | 1 |
| Morrisons | 196.7p | 196.7p | 1 |
| Murco | 196.9p | 196.9p | 1 |
| Essar | 198.9p | 198.9p | 1 |
Caernarfon itself has 7 petrol stations with live prices tracked on fuel-prices.eu. Including the towns within roughly 10 km, the total rises to 18 stations. Data comes from the UK official fuel price data scheme.
The cheapest diesel in Caernarfon at the latest check is 195.9p a litre at Texaco - CAERNARFON. Prices in nearby towns are often lower — use the +2 / +5 / +10 km filter above to compare.
The average diesel price in Caernarfon is 197.2p a litre, 1.7p below the national average of 198.9p. The UK average is the one on our UK page, from the Fuel Finder reading of 21 Oct 2026, 16:07 UK time.
The cheapest petrol in Caernarfon at the latest check is 169.9p a litre at Essar - CAERNARFON, 6.0 km from the city centre. It is 0.9p below the Caernarfon average of 170.8p across the 2 stations we track in the city.
Yes. Supermarket forecourts in Caernarfon (Morrisons) average 196.7p a litre for diesel across 1 stations, against 197.2p at the other 3 stations — 0.5p cheaper.
Prices are updated daily from the UK official fuel price data scheme (retailer price feeds published under the government fuel-finder initiative).
For journalists & researchers Press room · Research data · Charts · Sources & licences · Reuse licence
Prices are collected from the UK official fuel price data scheme — the open price feeds published by major retailers under the government fuel-finder initiative — and refreshed daily. Prices are indicative and may differ at the pump. See also: live map of the UK · all live markets.
Contains public sector information licensed under the Open Government Licence v3.0. Source: DESNZ Fuel Finder · Report an error in the data.