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Petrol Prices in Cornwall
Average today: unleaded 158.4p · diesel 179.9p ·
UK average 161.4p / 182.6p
Checked 23 August 2026 · retailer-reported prices, changes filed within 30 minutes
Cornwall trend: Unleaded → steady · 7d · Diesel → steady · 7d
The cheapest unleaded in Cornwall today is 156.9p
at Texaco, Station Road. Filling a 55-litre tank at the cheapest station instead of the priciest saves about £1.65.
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