Cheapest Petrol & Diesel in Porthmadog Today
☆ SaveLast updated: · Prices refresh every 30 minutes from the UK government's Fuel Finder service.
Cheapest Petrol in Porthmadog
Cheapest Diesel in Porthmadog
There are 4 fuel stations in Porthmadog reporting live prices via the UK government's Fuel Finder service. Unleaded petrol (E10) averages 149.7p per litre across 4 stations. Diesel (B7) averages 165.9p across 4 stations. Unleaded is 1.5p below the national average of 151.2p.
Use our fuel station finder to find the most economical place to fill up near you, or calculate the fuel cost of a longer trip from Porthmadog.
Fuel Stations in Porthmadog
| Station | Postcode | E10 | E5 | B7 | SDV |
|---|---|---|---|---|---|
| Essar, Porthmadog | LL49 9NY | 146.9p Cheapest | – | 163.9p Cheapest | – |
| Glanaber Garage, Porthmadog | LL49 9TP | 152.9p | – | 171.9p | – |
| Shell, Porthmadog | LL49 9LU | 151.9p | 175.9p | 163.9p | 189.9p Cheapest |
| Tesco, Porthmadog | LL49 9NU | 146.9p | 157.9p Cheapest | 163.9p | – |
Station Map
Nearby Towns
Average Petrol and Diesel Prices in Porthmadog (pence per litre)
30-Day Price Trend in the Llandudno Region (pence per litre)
Daily averages across all stations in the Llandudno postcode area over the last 30 days. Porthmadog sits within this region.
What does fuel cost a typical driver in Porthmadog?
At current prices, a typical driver covering 12000 miles a year in a petrol car averaging 35 mpg spends about £2333/year on fuel in Porthmadog (at 149.7p/L). That's £24 less than the UK average of £2357. Across the wider Llandudno (LL) postcode area petrol averages 152.3p/L, working out at £2374/year.
A diesel driver doing the same 12000 miles at 50 mpg spends about £1810/year at Porthmadog's average diesel price of 165.9p/L. That's £11 more than the UK average of £1799. Across the wider Llandudno (LL) postcode area diesel averages 165.1p/L — £1801/year.
Choose the right station — save £££
The cheapest petrol in Porthmadog is 146.9p/L and the most expensive is 152.9p/L — a 6.0p/L spread. Filling a 60‑litre tank at the cheapest vs the dearest saves £3.60.
For diesel the spread is 8.0p/L (163.9p cheapest, 171.9p dearest) — £4.80 saved on a 60‑litre fill.
Fuel Prices by Brand in Porthmadog
Average prices and cheapest station for each fuel brand in Porthmadog.
Essar Fuel Prices in Porthmadog
There is 1 Essar forecourt in Porthmadog. Petrol is 146.9p/L — 2.8p below the Porthmadog average. Diesel is 163.9p/L (2.0p below town avg). Live prices: Essar, Porthmadog.
Show station details
| Station | Postcode | E10 | B7 |
|---|---|---|---|
| Essar, Porthmadog | LL49 9NY | 146.9p | 163.9p |
Glanaber Garage Fuel Prices in Porthmadog
There is 1 Glanaber Garage forecourt in Porthmadog. Petrol is 152.9p/L — 3.3p above the Porthmadog average. Diesel is 171.9p/L (6.0p above town avg). Live prices: Glanaber Garage, Porthmadog.
Show station details
| Station | Postcode | E10 | B7 |
|---|---|---|---|
| Glanaber Garage, Porthmadog | LL49 9TP | 152.9p | 171.9p |
Shell Fuel Prices in Porthmadog
There is 1 Shell forecourt in Porthmadog. Petrol is 151.9p/L — 2.3p above the Porthmadog average. Diesel is 163.9p/L (2.0p below town avg). Live prices: Shell, Porthmadog. Shell fuel prices across the UK →
Show station details
| Station | Postcode | E10 | B7 |
|---|---|---|---|
| Shell, Porthmadog | LL49 9LU | 151.9p | 163.9p |
Tesco Fuel Prices in Porthmadog
There is 1 Tesco forecourt in Porthmadog. Petrol is 146.9p/L — 2.8p below the Porthmadog average. Diesel is 163.9p/L (2.0p below town avg). Live prices: Tesco, Porthmadog. Tesco fuel prices across the UK →
Show station details
| Station | Postcode | E10 | B7 |
|---|---|---|---|
| Tesco, Porthmadog | LL49 9NU | 146.9p | 163.9p |
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