Live prices
Cheapest super diesel near TR18
2 stations reporting super diesel, ranked cheapest first.
The cheapest reported super diesel within 5 miles of the centre of TR18 is £9.18 a gallon (201.9p per litre) at Morrisons, Long Rock Bypass, Penzance, Cornwall (TR20 8HT). The average across 2 forecourts currently reporting this grade is £9.27 a gallon (203.9p per litre), so choosing the cheapest rather than an average-priced forecourt saves about £1.00 on a 50-litre fill.
The average has fallen 1.0p per litre since yesterday. The average has risen 6.0p per litre since last week.
Prices last refreshed at 5:02pm on 20 September 2026, supplied through the official UK Government fuel price open data scheme and checked every 30 minutes.
| Station | Distance | Unleaded | Diesel | Premium | Super diesel | Updated |
|---|---|---|---|---|---|---|
 Mfg Morrisons Penzance (TR20 8HT)Long Rock Bypass, Penzance, Cornwall | 1.6 miles | £7.72169.9p | £8.72191.9p | £8.45185.9p | £9.18201.9p | 34 mins ago |
 Asda Penzance Express Petrol (TR18 4NP)Western Promenade Road, Wherrytown, Penzance | 0.4 miles | £7.72169.9p | £8.63189.9p | £8.45185.9p | £9.36205.9p | 34 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 super diesel appear here.
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Questions about super diesel near TR18
- Where is the cheapest super diesel near TR18?
- The cheapest reported super diesel near TR18 is 201.9p per litre at Morrisons, Long Rock Bypass, Penzance, Cornwall (TR20 8HT). The average across 2 forecourts reporting this grade is 203.9p per litre. Prices were last refreshed at 5:02pm on 20 September 2026 from official UK Government fuel price data.
- How many stations near TR18 sell super diesel?
- 2 forecourts near TR18 currently report a price for super diesel through the official UK fuel price open data scheme. Stations that do not sell or report this grade are not counted.