Live prices
Cheapest diesel (B7) in St. Austell
7 stations reporting diesel (B7), ranked cheapest first.
The cheapest reported diesel (B7) in St. Austell is £8.95 a gallon (196.9p per litre) at Texaco, Victoria Square, Victoria, Roche, ST Austell, Cornwall (PL26 8LQ). The average across 7 forecourts currently reporting this grade is £9.04 a gallon (198.9p per litre), so choosing the cheapest rather than an average-priced forecourt saves about £1.00 on a 50-litre fill. That local average is 0.7p per litre above the UK average of 198.2p.
The average has fallen 0.1p per litre since yesterday. The average has fallen 0.3p per litre since last week.
Prices last refreshed at 8:32am on 6 November 2026, supplied through the official UK Government fuel price open data scheme and checked every 30 minutes.
| Station | Unleaded | Diesel | Premium | Super diesel | Updated |
|---|---|---|---|---|---|
 Tgc - Mid-cornwall (PL26 8LQ)24hVictoria Square, Victoria, Roche, ST Austell, Cornwall | £8.09177.9p | £8.95196.9p | £9.04198.9p | £9.91217.9p | 4 mins ago |
 St Austell Daniels Ln Superstore - Petrol Filling Station (PL25 3HT)24hDaniels Lane, ST Austell | £7.91173.9p | £9.04198.9p | £8.36183.9p | ---- | 4 mins ago |
| R Blackie & Son (PL26 7RX)Terras Garage, 62, Terras Road, ST. Stephen, ST. Austell | £7.72169.9p | £9.04198.9p | £8.18179.9p | ---- | 4 mins ago |
 E.g.brokenshire And Sons Penwyn Garage (PL26 8EQ)Penwyn Garage, Hendra Road, ST. Dennis, ST. Austell | £7.72169.9p | £9.04198.9p | £8.45185.9p | ---- | 4 mins ago |
 Shell Cornish Gateway (PL26 8UF)24hA30 Victoria Junction, ST. Austell, Cornwall | £8.09177.9p | £9.04198.9p | £9.31204.9p | £10.00219.9p | 4 mins ago |
| Bypass Service Station (PL25 4RS)By-pass Filling Station, Southbourne Road, ST. Austell, PL25 4RS, ST. Austell | £7.91173.9p | £9.09199.9p | £8.59188.9p | £10.00219.9p | 4 mins ago |
 Eg St Austell Pfs (PL25 5DP)24h1 Penwinnick Road, ST Austell, Cornwall | £7.91173.9p | £9.09199.9p | ---- | £10.00219.9p | 4 mins ago |
Prices are supplied through the official UK Government fuel price open data scheme (Open Government Licence v3.0) and checked every 30 minutes. Only stations reporting diesel (B7) appear here.
Search a postcode
Questions about diesel (B7) in St. Austell
- Where is the cheapest diesel (B7) in St. Austell?
- The cheapest reported diesel (B7) in St. Austell is 196.9p per litre at Texaco, Victoria Square, Victoria, Roche, ST Austell, Cornwall (PL26 8LQ). The average across 7 forecourts reporting this grade is 198.9p per litre. Prices were last refreshed at 8:32am on 6 November 2026 from official UK Government fuel price data.
- How many stations in St. Austell sell diesel (B7)?
- 7 forecourts in St. Austell currently report a price for diesel (B7) through the official UK fuel price open data scheme. Stations that do not sell or report this grade are not counted.