Live prices
Cheapest unleaded petrol (E10) in Casnewydd
5 stations reporting unleaded petrol (E10), ranked cheapest first.
The cheapest reported unleaded petrol (E10) in Casnewydd is £7.63 a gallon (167.9p per litre) at Tesco, Unit 6 Harlech Retail Park, Cardiff Road, Casnewydd (NP20 3BA). The average across 5 forecourts currently reporting this grade is £7.82 a gallon (172.1p per litre), so choosing the cheapest rather than an average-priced forecourt saves about £2.10 on a 50-litre fill. That local average is 0.4p per litre below the UK average of 172.5p.
The average has risen 0.2p per litre since yesterday. The average has risen 2.0p per litre since last week.
Prices last refreshed at 2:32pm on 20 September 2026, supplied through the official UK Government fuel price open data scheme and checked every 30 minutes.
| Station | Unleaded | Diesel | Premium | Super diesel | Updated |
|---|---|---|---|---|---|
 Newport Extra - Petrol Filling Station (NP20 3BA)Unit 6 Harlech Retail Park, Cardiff Road, Casnewydd | £7.63167.9p | £8.68190.9p | £8.09177.9p | ---- | 39 mins ago |
 Hillcroft Stores (NP18 2JN)Hillcroft Garage, Chepstow Road, Langstone, Casnewydd | £7.77170.9p | £8.91195.9p | ---- | ---- | 39 mins ago |
 Newport Chepstow Rd Esso Express (NP19 9EZ)Chepstow RD, Casnewydd | £7.77170.9p | £8.91195.9p | £8.45185.9p | £9.54209.9p | 39 mins ago |
 Br Ponthir (NP18 3NY)Spar Stores, Ponthir Road, Caerleon, Casnewydd | £7.91173.9p | £8.95196.9p | ---- | ---- | 39 mins ago |
| Esso Sinclair Garages (NP19 0HE)24hSinclair Garages, Corporation Road, Casnewydd, NP19 0HE, Casnewydd | £8.04176.9p | £9.00197.9p | £9.09199.9p | ---- | 39 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 unleaded petrol (E10) appear here.
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Questions about unleaded petrol (E10) in Casnewydd
- Where is the cheapest unleaded petrol (E10) in Casnewydd?
- The cheapest reported unleaded petrol (E10) in Casnewydd is 167.9p per litre at Tesco, Unit 6 Harlech Retail Park, Cardiff Road, Casnewydd (NP20 3BA). The average across 5 forecourts reporting this grade is 172.1p per litre. Prices were last refreshed at 2:32pm on 20 September 2026 from official UK Government fuel price data.
- How many stations in Casnewydd sell unleaded petrol (E10)?
- 5 forecourts in Casnewydd currently report a price for unleaded petrol (E10) through the official UK fuel price open data scheme. Stations that do not sell or report this grade are not counted.