Live prices
Cheapest petrol and diesel near LL48
5 forecourts within 5 miles of the centre of the LL48 postcode district, 1 of them inside LL48 itself.
The cheapest reported unleaded petrol (E10) within 5 miles of the centre of LL48 is £7.72 a gallon (169.9p per litre) at Essar, Penamser Garage, Penamser Road, Porthmadog, LL49 9NY (LL49 9NY). The average across 5 forecourts currently reporting this grade is £7.89 a gallon (173.5p per litre), so choosing the cheapest rather than an average-priced forecourt saves about £1.80 on a 50-litre fill. That local average is 1.0p per litre above the UK average of 172.5p.
The average has fallen 2.4p per litre since yesterday. The average has fallen 2.4p per litre since last week.
Prices last refreshed at 5:02pm on 20 September 2026, supplied through the official UK Government fuel price open data scheme and checked every 30 minutes.
Unleaded Prices
Unleaded (E10)
- Highest
- £8.00/gal175.9p/L
- Average
- £7.89/gal173.5p/L
- Lowest
- £7.72/gal169.9p/L
Diesel Prices
Diesel (B7)
- Highest
- £9.09/gal199.9p/L
- Average
- £9.00/gal197.9p/L
- Lowest
- £8.86/gal194.9p/L
Premium Unleaded Prices
Premium Unleaded (E5)
- Highest
- £8.91/gal195.9p/L
- Average
- £8.56/gal188.4p/L
- Lowest
- £8.22/gal180.9p/L
Super Diesel Prices
Super Diesel (SDV)
- Highest
- £9.82/gal215.9p/L
- Average
- £9.82/gal215.9p/L
- Lowest
- £9.82/gal215.9p/L
Every station near LL48, cheapest unleaded first
| Station | Distance | Unleaded | Diesel | Premium | Super diesel | Updated |
|---|---|---|---|---|---|---|
 Madog Garage / Hamdden Caravans Ltd (LL49 9NY)Penamser Garage, Penamser Road, Porthmadog, LL49 9NY | 3 miles | £7.72169.9p | £8.86194.9p | ---- | ---- | 19 mins ago |
 Porthmadog Superstore - Petrol Filling Station (LL49 9NU)24hTesco Stores Ltd, Stryd Fawr, Porthmadog | 2.8 miles | £7.72169.9p | £8.86194.9p | £8.22180.9p | ---- | 19 mins ago |
| Glanaber Garage (LL49 9TP)Glanaber Garage, Borth-y-gest, Porthmadog, LL49 9TP, Porthmadog | 3 miles | £8.00175.9p | £9.09199.9p | ---- | ---- | 19 mins ago |
 Allan Green (LL48 6LS)Allan Green, Park Road Garage, Penrhyndeudraeth, LL48 6LS, Penrhyndeudraeth | 0.4 miles | £8.00175.9p | £9.09199.9p | ---- | ---- | 19 mins ago |
 Mfg Porthmadog (LL49 9LU)High Street, Porthmadog, Gwynedd | 2.6 miles | £8.00175.9p | £9.09199.9p | £8.91195.9p | £9.82215.9p | 19 mins ago |
The market shown is a fixed 5-mile radius from the centre of the LL48 postcode district. Not every station reports every fuel grade, so grade averages state how many stations they cover. Prices are supplied through the official UK Government fuel price open data scheme (Open Government Licence v3.0) and checked every 30 minutes.
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Answers come straight from recorded official price data, refreshed every 30 minutes.
By fuel grade near LL48
Worth the drive?
Filling 50 litres at the cheapest reported station rather than an average-priced one saves about £1.80 today.
Questions about fuel prices near LL48
- Where is the cheapest petrol near LL48?
- The cheapest reported unleaded petrol (E10) within 5 miles of the centre of LL48 is 169.9p per litre at Essar, Penamser Garage, Penamser Road, Porthmadog, LL49 9NY (LL49 9NY). The local average is 173.5p across 5 forecourts reporting this grade. Prices were last refreshed at 5:02pm on 20 September 2026 from official UK Government fuel price data.
- Where is the cheapest diesel near LL48?
- The cheapest reported diesel (B7) within 5 miles of the centre of LL48 is 194.9p per litre at Essar, Penamser Garage, Penamser Road, Porthmadog, LL49 9NY (LL49 9NY). The local average is 197.9p per litre.
- How often are fuel prices in LL48 updated?
- Prices are supplied by fuel retailers through the official UK Government fuel price open data scheme and checked every 30 minutes. Each station row shows when its price was last recorded.