Live prices
Cheapest petrol and diesel prices in Cornwall
2 forecourts tracked in Cornwall (2 reporting unleaded (E10), 2 reporting diesel (B7), 2 reporting premium (E5), 1 reporting super diesel). Prices last refreshed at 10:31pm on 30 July 2026.
The cheapest reported unleaded petrol (E10) in Cornwall is 152.9p per litre at TEXACO, STATION ROAD, LOOE, CORNWALL, CORNWALL. The average across 2 forecourts currently reporting this grade is 154.4p per litre, so choosing the cheapest rather than an average-priced forecourt saves about £0.75 on a 50-litre fill. That local average is 5.4p per litre below the UK average of 159.8p.
The average is unchanged since yesterday. The average has risen 3.0p per litre since last week.
Prices last refreshed at 10:31pm on 30 July 2026, supplied through the official UK Government fuel price open data scheme and checked every 30 minutes.
Unleaded Prices
Unleaded (E10)
- Highest
- 155.9p/lapprox. £7.09/gal
- Average
- 154.4p/lapprox. £7.02/gal
- Lowest
- 152.9p/lapprox. £6.95/gal
Diesel Prices
Diesel (B7)
- Highest
- 179.9p/lapprox. £8.18/gal
- Average
- 175.4p/lapprox. £7.97/gal
- Lowest
- 170.9p/lapprox. £7.77/gal
Premium Unleaded Prices
Premium Unleaded (E5)
- Highest
- 173.9p/lapprox. £7.91/gal
- Average
- 170.9p/lapprox. £7.77/gal
- Lowest
- 167.9p/lapprox. £7.63/gal
Super Diesel Prices
Super Diesel (SDV)
- Highest
- 200.9p/lapprox. £9.13/gal
- Average
- 200.9p/lapprox. £9.13/gal
- Lowest
- 200.9p/lapprox. £9.13/gal
All forecourts in Cornwall
152.9p/L
approx. £6.95/gal
Diesel B7
179.9p
approx. £8.18/gal
Premium E5
173.9p
approx. £7.91/gal
Super Diesel
200.9p
approx. £9.13/gal
155.9p/L
approx. £7.09/gal
Diesel B7
170.9p
approx. £7.77/gal
Premium E5
167.9p
approx. £7.63/gal
Search near Cornwall
Ask the fuel analyst
Answers come straight from recorded official price data, refreshed every 30 minutes.
Cheapest reported unleaded
TEXACO
STATION ROAD, LOOE, CORNWALL, CORNWALL
152.9p/L
Cheapest reported diesel
SAINSBURY'S
EASTERN GREEN, PENZANCE, CORNWALL
170.9p/L
By fuel grade in Cornwall
Nearby areas
Save more as a driver
Prices are sourced from official UK government fuel-price data (Open Government Licence v3.0). Updated every 30 minutes.
Questions about fuel prices in Cornwall
- What is the average petrol price in Cornwall?
- The average unleaded (E10) petrol price in Cornwall is currently 154.4p per litre (approx. £7.02/gal), based on live data from 2 forecourts reporting this grade. Prices are updated every 30 minutes from official UK government data.
- What is the average diesel price in Cornwall?
- The average diesel (B7) price in Cornwall is currently 175.4p per litre (approx. £7.97/gal). This is based on live data from forecourts in the area, updated every 30 minutes.
- Which is the cheapest petrol station in Cornwall?
- TEXACO at STATION ROAD, LOOE, CORNWALL, CORNWALL currently has the cheapest reported unleaded petrol in Cornwall at 152.9p per litre (approx. £6.95/gal). Prices change regularly, so check this page for the latest.
- Which is the most expensive petrol station in Cornwall?
- According to official UK government fuel price data, SAINSBURY'S (TR18 3AP) currently has the highest reported unleaded (E10) price in Cornwall at 155.9p per litre (approx. £7.09/gal). Prices are refreshed every 30 minutes, so this can change through the day.
- How do I find the cheapest fuel near Cornwall?
- Use the search box above to enter your postcode. fuel.co.uk will show you every forecourt ranked cheapest first, with live prices updated every 30 minutes from the GOV.UK Fuel Finder.