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Petrol prices in Porthmadog

Compare current petrol (E10) across 4 Porthmadog forecourts. Check the lowest listed price, local average and map before choosing where to fill up.

Lowest listed petrol forecourt in Porthmadog

174.9p/l

Lowest listed petrol price in Porthmadog

Porthmadog Superstore - Petrol Filling Station0.3 mi from Porthmadog centre
DirectionsStation details
Petrol local average
175.9p/l
Local forecourts
4
UK comparison
Above

View station

Live local prices

Current petrol prices in Porthmadog

4 current petrol (E10) prices from 4 Porthmadog forecourts listed as stocking petrol.

Prices checked 20 Oct 2026, 08:10. Individual rows show when that forecourt price was reported.

Current petrol prices in Porthmadog. Ranked by Petrol (E10) price.
ForecourtPostcode and reportPetrol(E10), selected rankingDistancefrom Porthmadog centreOpening timesActions
1Porthmadog Superstore - Petrol Filling StationTescoLL49 9NUReported 24 Sept 2026, 16:08174.9pCheapestDistance: 0.3 miOpen 24 hoursMonday - Sunday: 24 hours; Bank holidays: 24 hoursDetails
2EMadog Garage / Hamdden Caravans LtdEssarLL49 9NYReported 22 Sept 2026, 07:45174.9pCheapestDistance: 0.4 mi07:30 - 20:00 dailyMonday - Sunday: 07:30 - 20:00; Bank holidays: 07:30 - 20:00Details
3Mfg PorthmadogShellLL49 9LUReported 14 Oct 2026, 22:36175.9pDistance: 0.3 mi06:00 - 23:00 dailyMonday - Sunday: 06:00 - 23:00; Bank holidays: 06:00 - 23:00Details
4Glanaber GarageIndependent forecourtLL49 9TPReported 28 Sept 2026, 08:29177.9pDistance: 0.5 miHours vary by dayMonday: 08:30 - 17:00; Tuesday: 08:30 - 17:00; Wednesday: 08:30 - 17:00; Thursday: 08:30 - 17:00; Friday: 08:30 - 17:00; Saturday: 09:00 - 13:00; Sunday: 00:00 - 00:00; Bank holidays: 10:00 - 14:00Details

How to read this page

About petrol prices in Porthmadog

Coverage, freshness and comparison scope matter as much as the headline price.

Porthmadog has 4 forecourts listed as stocking petrol (E10), with current prices available from 4. The table ranks forecourts by current petrol (E10) price, with distance and station name used to order equal or unavailable prices. Station status, distance and update freshness remain visible for comparison.

This page focuses on Petrol (E10) using official UK Fuel Finder data, local averages, regional benchmarks and UK average comparisons where coverage is available.

Thirty-day evidence

Thirty-day petrol (E10) price trend

Thirty-day petrol (E10) trends, local comparisons and potential savings from official UK Fuel Finder data.

178p175p171p
  • 20 September 2026: local 172.9: region 172: UK 172.5
  • 21 September 2026: local 172.9: region 172.3: UK 172.8
  • 22 September 2026: local 174.7: region 172.6: UK 173
  • 23 September 2026: local 174.7: region 172.8: UK 173.3
  • 24 September 2026: local 175.4: region 173.1: UK 173.6
  • 25 September 2026: local 175.7: region 173.4: UK 173.9
  • 26 September 2026: local 175.7: region 173.6: UK 174
  • 27 September 2026: local 175.9: region 173.6: UK 174.1
  • 28 September 2026: local 176.4: region 173.9: UK 174.4
  • 29 September 2026: local 176.4: region 174: UK 174.5
  • 30 September 2026: local 176.4: region 174.1: UK 174.6
  • 1 October 2026: local 176.4: region 174.1: UK 174.6
  • 2 October 2026: local 176.4: region 174.3: UK 174.7
  • 3 October 2026: local 176.4: region 174.3: UK 174.8
  • 4 October 2026: local 176.4: region 174.3: UK 174.8
  • 5 October 2026: local 176.4: region 174.3: UK 174.8
  • 6 October 2026: local 176.4: region 174.3: UK 174.7
  • 7 October 2026: local 176.4: region 174.2: UK 174.7
  • 8 October 2026: local 176.4: region 174.1: UK 174.6
  • 9 October 2026: local 176.4: region 174.1: UK 174.6
  • 10 October 2026: local 176.4: region 174.1: UK 174.6
  • 11 October 2026: local 176.4: region 174.1: UK 174.6
  • 12 October 2026: local 176.4: region 174: UK 174.5
  • 13 October 2026: local 176.4: region 174: UK 174.4
  • 14 October 2026: local 175.9: region 173.9: UK 174.3
  • 15 October 2026: local 175.9: region 173.8: UK 174.2
  • 16 October 2026: local 175.9: region 173.7: UK 174.2
  • 17 October 2026: local 175.9: region 173.7: UK 174.1
  • 18 October 2026: local 175.9: region 173.7: UK 174.1
  • 19 October 2026: local 175.9: region 173.6: UK 174.1

Average price

175.9p/l

20 Sept to 19 Oct

30-day low
169.9p/l
30-day high
177.9p/l
Movement (30 days)
+3p/l
Volatility
Low
Jerry holding a light bulb and presenting a fuel-price insight

Jerry's petrol trend read

Petrol in Porthmadog rose 3p/l, from 172.9p/l on 20 September to 175.9p/l on 19 October. Over the latest 7 days, the average fell 0.5p/l, which cuts against the wider rise. Porthmadog's current average is 1.8p/l above the UK average. Daily movement volatility is low.

Consistency, not just today's lowest

A consistently competitive petrol forecourt

This recommendation requires at least 21 completed reporting days and a current price no higher than the local average.

Porthmadog Superstore - Petrol Filling Station

174.9p/l today

1p/l below Porthmadog average today

Near cheapest
Within 1p on 30 of 30 days
Daily cheapest
Cheapest on 30 of 30 days
Average gap
0p/l average gap
Evidence
30 of 30 days reported
DirectionsStation details

Porthmadog Superstore - Petrol Filling Station stayed within 1p/l of the daily cheapest petrol price on 30 of 30 reported days, averaging 0p/l above the daily cheapest price.

Price choice

Potential petrol savings

Cheapest versus average is the practical comparison. Cheapest versus highest is the maximum listed difference, not a guaranteed saving.

Current local price range

3p/l

174.9p/l cheapest, 177.9p/l highest

Cheapest versus local average
£0.55 less than the local average on a 55-litre fill
Cheapest versus highest
£1.65 maximum listed difference on a 55-litre fill

Comparing current petrol prices in Porthmadog can avoid paying up to 3p/l more than the cheapest listed price.

Petrol (E10) compared with nearby locations

Ranked by current average petrol price. Porthmadog is highlighted so the local baseline remains easy to find.

  1. 1Caernarfon14.1 mi, 7 reporting171.6pAverage-4.3p/lCheapest 169.9p
  2. 2Dolgellau16.6 mi, 1 reporting172.9pAverage-3p/lCheapest 172.9p
  3. 3Blaenau Ffestiniog9.1 mi, 2 reporting174pAverage-1.9p/lCheapest 172.9p
  4. 4Pwllheli13.8 mi, 6 reporting175.6pAverage-0.3p/lCheapest 174.9p
  5. 5PorthmadogHereCurrent location, 4 reporting175.9pAverageBaselineCheapest 174.9p
  6. 6Llanfairpwllgwyngyll19.3 mi, 2 reporting176.4pAverage+0.5p/lCheapest 172.9p

Caernarfon has the lowest nearby average shown at 171.6p; it is 4.3p/l cheaper than Porthmadog.

Local market evidence

Petrol market in this location

Distribution, station consistency and forecourt type provide different evidence. None is treated as a guarantee of the next pump price.

Price distribution

174.9p to 175.7p2 stations
175.7p to 176.4p1 station
176.4p to 177.2p0 stations
177.2p to 177.9p1 station

The largest group of reporting petrol forecourts in Porthmadog sits in the 174.9p to 175.7p range.

Cheapest station consistency

  1. 1Porthmadog Superstore - Petrol Filling Station30 days
  2. 2Madog Garage / Hamdden Caravans Ltd28 days
  3. 3Mfg Porthmadog0 days
  4. 4Glanaber Garage0 days

Supermarkets and other forecourts

Supermarkets
174.9p/l
Major brands
175.4p/l
Independent forecourts
177.9p/l
Named local evidence: Tesco, Shell, Independent forecourts.

Where value persists

Petrol brand reliability over 30 days

Historical claims render only when the documented reporting thresholds are met.

No brand has at least two Porthmadog forecourts and 21 days of petrol evidence for a reliable 30-day comparison.

Areas with the cheapest petrol in Porthmadog

  1. 1Garth3 reporting, 2 below average174.9p/l
  2. 2Borth-y-Gest1 reporting, 0 below average177.9p/l

Good to know

Fuel price FAQs for Porthmadog

Use the current local evidence to choose a forecourt, compare nearby places and understand how coverage and freshness affect the figures.

Where is the cheapest petrol (E10) in Porthmadog today?
The cheapest listed petrol (E10) price in Porthmadog is 174.9p/l at Porthmadog Superstore - Petrol Filling Station. Check the table before travelling because distance, opening status and recent updates can affect the best choice.
How are Porthmadog petrol (E10) forecourts ranked?
Forecourts are ranked by their current petrol (E10) price first. If prices are tied or unavailable, the table uses distance and station name. Use the forecourt comparison to sort and inspect the current results.
Are petrol (E10) prices in Porthmadog below the UK average?
Petrol is above the UK average by 1.8p/l. These comparisons use current location averages and the latest benchmark data available to the page.
How recent are the Porthmadog fuel prices on this page?
Prices checked 20 Oct 2026, 08:10. Individual prices can remain unchanged between checks until a retailer reports a price change.
Why do some Porthmadog forecourts not show a current petrol (E10) price?
A forecourt can be listed when it is known to stock petrol (E10), even if there is not a current reported price available for that fuel. The price table keeps those stations visible but prioritises forecourts with current prices.
Should I compare nearby locations before filling up in Porthmadog?
Nearby comparisons currently show Blaenau Ffestiniog at 174p/l, 1.9p/l cheaper than Porthmadog, Pwllheli at 175.6p/l, 0.3p/l cheaper than Porthmadog and Caernarfon at 171.6p/l, 4.3p/l cheaper than Porthmadog. Compare Blaenau Ffestiniog, Pwllheli, Caernarfon and Dolgellau.
How can I compare fuel prices around my current location?
Use cheapest petrol near me for a distance-led comparison based on your current position.

Built on real fuel-price data

Prices are sourced from the UK Government Fuel Finder scheme. Prices checked 20 Oct 2026, 08:10. See how we qualify and compare prices

Retailer reporting target
30 minutes