Cheapest Petrol Prices in Treharris
Last updated: · 20 stations tracked
Cheapest Petrol (E10)
142.9p
per litre · avg 147.28p
Cheapest Diesel (B7)
155.9p
per litre · avg 160.53p
Compare live petrol and diesel prices across 20 fuel stations in Treharris. Prices are sourced from the UK Government's official fuel price database and updated every hour. The cheapest petrol in Treharris today is 142.9p per litre, available at HENGOED YSTRAD MYNACH SUPERSTORE - PETROL FILLING STATION.
Supermarket forecourts — including Tesco, Asda, and Sainsbury's — typically offer the lowest prices in Treharris. 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 Treharris
| Station | Unleaded (E10) | Diesel (B7) | Super Unleaded | Premium Diesel |
|---|---|---|---|---|
| TREHARRIS SERVICE STATION | 149.9p | 161.9p | — | 179.9p |
| MFG MABON | 147.9p | 159.9p | 165.9p | 179.9p |
| MFG ABERCYNON | 149.9p | 159.9p | 165.9p | 179.9p |
| ABERCYNON SERVICE STATION | 151.9p | 164.9p | — | — |
| RONTEC MOUNTAIN ASH | 151.9p | 164.9p | 170.9p | — |
| ESSO | 145.9p | 161.9p | 164.9p | 175.9p |
| HENGOED YSTRAD MYNACH SUPERSTORE - PETROL FILLING STATION | 142.9p | 155.9p | 153.9p | — |
| ST DAVIDS SERVICE STATION | 146.9p | 162.9p | 169.9p | — |
| MFG MORRISONS BARGOED | 144.9p | 157.9p | 165.9p | 167.9p |
| A J Stevens & Sons | 145.9p | 159.9p | — | — |
| Crown Cross Service Station | 144.9p | 157.9p | 164.9p | — |
| SAINSBURYS PONTYPRIDD | 145.9p | 159.9p | 157.9p | — |
| ASDA PONTYPRIDD RHONDDA ROAD PETROL FILLING STATION | 146.9p | 159.9p | — | — |
| ASDA BLACKWOOD EXPRESS PETROL | 149.9p | 167.9p | 168.9p | — |
| ASDA BLACKWOOD SUPERSTORE | 144.7p | 157.7p | — | — |
| Blackwood Service Station | 144.9p | 157.9p | 164.9p | — |
| MIDGLANMORGAN | 148.9p | 160.9p | 165.9p | 175.9p |
| Pontllanfraith Service Station | 144.9p | 157.9p | — | — |
| ASDA ABERDARE SUPERSTORE | 147.7p | 160.7p | — | — |
| MFG PORTH | 148.9p | 159.9p | 165.9p | 159.9p |
Frequently Asked Questions
What is the cheapest petrol price in Treharris?
The cheapest petrol in Treharris is currently 142.9p per litre as of 14 July 2026. The average across all stations is 147.28p.
Which supermarket has the cheapest fuel in Treharris?
Tesco, Asda, and Sainsbury's supermarket forecourts typically offer the lowest fuel prices in Treharris. Check the price table above to compare all stations including branded and independent retailers.
How often are fuel prices updated for Treharris?
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.