Fuel Price Check Analysis – Week of March 31, 2026 Petrol (E10) 156.1p 1.6% (+2.5p) 7d avg: 155.2p Slight rise | Super Unleaded (E5) 173.4p 1.2% (+2.1p) 7d avg: 172.7p Slight rise | Diesel (B7) 188p 2.1% (+3.8p) 7d avg: 186.7p Slight rise | Super Diesel (SDV) 206p 2% (+4.1p) 7d avg: 204.5p Slight rise |
Fuel Price Check Analysis – Week of March 31, 2026 Petrol (E10) 156.1p 1.6% (+2.5p) 7d avg: 155.2p Slight rise | Super Unleaded (E5) 173.4p 1.2% (+2.1p) 7d avg: 172.7p Slight rise | Diesel (B7) 188p 2.1% (+3.8p) 7d avg: 186.7p Slight rise | Super Diesel (SDV) 206p 2% (+4.1p) 7d avg: 204.5p Slight rise |
Overview Fuel Prices Analysis Amenities & Hours Location Trends FAQ
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SHELL Porthmadog

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HIGH STREET, PORTHMADOG, GWYNEDD, WALES, LL49 9LU

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Data Source: Fuel Finder Scheme 1 hour ago
Petrol (E10)
155.9p
0.2p below UK avg (156.1p)
Last updated by Fuel Finder 29/03/26 22:49
FUEL AVAILABILITY
○ No Reports Help other drivers — report availability
Premium Petrol (E5)
179.9p
6.5p above UK avg (173.4p)
Last updated by Fuel Finder 01/04/26 22:56
FUEL AVAILABILITY
○ No Reports Help other drivers — report availability
Diesel (B7)
193.9p
5.9p above UK avg (188.0p)
Last updated by Fuel Finder 06/04/26 22:50
FUEL AVAILABILITY
○ No Reports Help other drivers — report availability
Premium Diesel
203.9p
2.1p below UK avg (206.0p)
Last updated by Fuel Finder 06/04/26 22:50
FUEL AVAILABILITY
○ No Reports Help other drivers — report availability
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Opening Times
Monday 06:00 - 23:00
Tuesday TODAY 06:00 - 23:00
Wednesday 06:00 - 23:00
Thursday 06:00 - 23:00
Friday 06:00 - 23:00
Saturday 06:00 - 23:00
Sunday 06:00 - 23:00
Station Amenities
AdBlue (Packaged) Car Wash Water Filling
Contact
Phone Number +441766800571
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Common Questions about this Station

Based on today's prices, filling an average family car (55 litres) costs approximately:
  • Petrol: £85.75
  • Diesel: £106.65

Yes. This station stocks:
  • Super Unleaded (E5): 179.9p
  • Unleaded (E10): 155.9p
  • Diesel (B7): 193.9p
  • Premium Diesel (SDV): 203.9p

Prices at this station have risen by 26.0p since 13 Feb. We monitor prices every 30 minutes to track these changes.

As a premium retailer, SHELL typically includes proprietary additives (like Synergy, V-Power, or Techron) designed to clean your engine and improve efficiency.