Petrol Stations in CORNWALL
Compare live petrol and diesel prices at 2 petrol stations in CORNWALL. Cheapest fuel near you, updated every 5 minutes.
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Avg Unleaded
154.4p
Avg Diesel
174.9p
Cheapest Unleaded
145.9p
Cheapest Diesel
155.9p
-CORNWALL unleaded is currently 154.4p — 2.9p above the UK national average of 151.5p
Nearest Alternatives
Other stations within 15 miles. Is the drive worth it?
The Fowey Farm Shop Ltd
FOWEY · PL23 1JU · 9.1 miles away
159.9p
petrol
179.9p
diesel
SHELL LITTLE WAITROSE CARADON
SALTASH · PL12 5BL · 5.7 miles away
157.9p
petrol
171.9p
diesel
MFG MORRISONS LISKEARD
HORNINGTOPS · PL14 3PR · 6.5 miles away
149.9p
petrol
164.9p
diesel
Bp Addington
LISKEARD · PL14 3HD · 7 miles away
151.9p
petrol
169.9p
diesel
CALLINGTON SUPERSTORE - PETROL FILLING STATION
CALLINGTON · PL17 7RD · 12.1 miles away
148.9p
petrol
169.9p
diesel
Penlan Service Station
BODMIN · PL30 4HH · 13.9 miles away
153.9p
petrol
168.9p
diesel
A390 FUEL EXPRESS AUTOMAT
GUNNISLAKE · PL18 9HP · 14.1 miles away
152.7p
petrol
168.7p
diesel
Fuel cost assumes 40 mpg round trip at the alternative station's price.
All Stations in CORNWALL
Guide to Fuel Prices in CORNWALL
CORNWALL has 2 petrol stationsreporting live prices through the UK government's mandatory fuel price transparency scheme. Average unleaded (E10) is currently 154.4p per litre, with diesel (B7) at 174.9p per litre. The cheapest unleaded right now is 145.9p at SAINSBURYS PENZANCE (TR18 3AP).
1 of CORNWALL's 2stations are supermarket forecourts (Tesco, Asda, Morrisons, Sainsbury's, Costco), with branded retailers operating the other 1. Supermarket forecourts are 17.0p per litre cheaper than branded stations on average — a £9.35 saving on a typical 55-litre fill.
Nearby towns with cheaper unleaded: Truro (152.9p, 1.9 mi), Penryn (149.2p, 7.5 mi) and Falmouth (151.9p, 7.6 mi). A short detour can save up to £0.82on a 55-litre fill — though factor in fuel for the round trip.
Across all UK cities tracked by PetrolFinder, CORNWALL unleaded is 2.9p above the national average of 151.5p — driven by the local mix of supermarket vs branded forecourts and competition between 2 fuel brands operating in the area. Use the route planner to find the cheapest stop on your journey, or browse the price heatmap to spot regional bargains.
CORNWALL Snapshot
Stations2
Avg Unleaded154.4p
Cheapest Unleaded145.9p
Avg Diesel174.9p
Cheapest Diesel155.9p
Brands2
Petrol & Diesel FAQs for CORNWALL
Where is the cheapest petrol in CORNWALL?
The cheapest unleaded (E10) petrol in CORNWALL is currently 145.9p per litre at SAINSBURYS PENZANCE (TR18 3AP). The average across 2 stations in CORNWALL is 154.4p per litre. Prices update every 5 minutes from official UK government data.
Where is the cheapest diesel in CORNWALL?
The cheapest diesel in CORNWALL is currently 155.9p per litre, with an average of 174.9p across 2 stations. That's 7.5p above the UK national diesel average of 167.4p.
Are supermarket petrol stations cheaper in CORNWALL?
In CORNWALL, supermarket forecourts (1 stations: Tesco, Asda, Morrisons, Sainsbury's, Costco) are 17.0p per litre cheaper than branded retailers like Shell, BP and Esso (1 stations). That's a £9.35 saving on a typical 55-litre fill.
Which towns near CORNWALL have cheaper petrol?
Truro (152.9p, 1.9 mi), Penryn (149.2p, 7.5 mi) and Falmouth (151.9p, 7.6 mi) all have lower average unleaded prices than CORNWALL's 154.4p. A short detour can save up to £0.82 on a 55-litre fill — factor in fuel for the round trip.
How often are CORNWALL fuel prices updated?
Prices for the 2 petrol stations in CORNWALL are updated every 5 minutes using the UK Government Fuel Finder API under The Motor Fuel Price (Open Data) Regulations 2025. Retailers are legally required to report price changes within 30 minutes.