Cheapest Petrol Prices in Cornwall
Last updated: · 18 stations tracked
Cheapest Petrol (E10)
149.9p
per litre · avg 155.39p
Cheapest Diesel (B7)
165.9p
per litre · avg 171.98p
Compare live petrol and diesel prices across 18 fuel stations in Cornwall. Prices are sourced from the UK Government's official fuel price database and updated every hour. The cheapest petrol in Cornwall today is 149.9p per litre, available at MFG MORRISONS LISKEARD.
Supermarket forecourts — including Tesco, Asda, and Sainsbury's — typically offer the lowest prices in Cornwall. Motorway services and branded stations (BP, Shell, Esso) often charge a premium. Use the table below to find the best deal near you.
Fuel Station Prices in Cornwall
| Station | Unleaded (E10) | Diesel (B7) | Super Unleaded | Premium Diesel |
|---|---|---|---|---|
| Valley View Garage | 158.9p | 179.9p | — | — |
| ASDA BODMIN SUPERSTORE | 152.7p | 166.7p | — | — |
| MFG MORRISONS BODMIN | 154.7p | 168.7p | 165.9p | — |
| SMART FUELS | 154.9p | 167.9p | 166.9p | — |
| Penlan Service Station | 153.9p | 169.9p | — | — |
| Cornish Garage | 159.9p | 173.9p | 167.9p | — |
| St Blazey Service Station | 153.9p | 166.9p | — | — |
| The Fowey Farm Shop Ltd | 159.9p | 179.9p | 174.9p | — |
| Bp Addington | 151.9p | 165.9p | 166.9p | — |
| MFG MORRISONS LISKEARD | 149.9p | 165.9p | 165.9p | 175.9p |
| BP SERVICE STATION BISCOVEY | 156.9p | 171.9p | 176.9p | 191.9p |
| polperroparkservicestation | — | 172.9p | 151.9p | — |
| SHELL CORNISH GATEWAY | 155.9p | 176.9p | 179.9p | 199.9p |
| TGC - MID-CORNWALL | 153.9p | 174.9p | 174.9p | 195.9p |
| ST AUSTELL DANIELS LN SUPERSTORE - PETROL FILLING STATION | 155.9p | 169.9p | 165.9p | — |
| TGC - LOOE | 152.9p | 173.9p | 173.9p | 194.9p |
| ASDA ST KEWS EXPRESS PETROL | 160.9p | 178.9p | — | — |
| ASDA ST AUSTELL SUPERSTORE | 154.7p | 170.7p | — | — |
Frequently Asked Questions
What is the cheapest petrol price in Cornwall?
The cheapest petrol in Cornwall is currently 149.9p per litre as of 22 July 2026. The average across all stations is 155.39p.
Which supermarket has the cheapest fuel in Cornwall?
Tesco, Asda, and Sainsbury's supermarket forecourts typically offer the lowest fuel prices in Cornwall. Check the price table above to compare all stations including branded and independent retailers.
How often are fuel prices updated for Cornwall?
Prices are updated hourly from the UK Government's mandatory fuel price reporting scheme, which requires all fuel retailers with 6 or more sites to submit prices every 30 minutes.