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Petrol Prices in St Austell
Average today: unleaded 163.6p · diesel 185.5p ·
UK average 161.4p / 182.6p
Checked 23 August 2026 · retailer-reported prices, changes filed within 30 minutes
St Austell trend: Unleaded ▼ 0.3p · 7d · Diesel ▼ 0.1p · 7d
The cheapest unleaded in St Austell today is 162.9p
at Tesco, Daniels Lane. Filling a 55-litre tank at the cheapest station instead of the priciest saves about £0.55.
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