Petrol and diesel prices in Treharris
Cheapest petrol near Treharris right now: 167.9p at Tesco Hengoed Ystrad Mynach Superstore, reported 15:38 on 14 Oct. Cheapest diesel: 197.9p at Esso Rontec Mountain Ash.
- No town within 15 miles has cheaper petrol than Treharris's best price today.
- Treharris is in the Merthyr Tydfil council area, 57th dearest of 354 for petrol in the council league table, averaging 176.9p.
Distance in miles from Treharris town centre, as the crow flies. Showing stations within 5 miles.
Distance in miles from Treharris town centre, as the crow flies. Showing stations within 3 miles.
Price trend
We started recording daily average prices in Treharris on 16 October 2026. The trend chart appears here once there are a few days of data.
Not in central Treharris?
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All petrol stations in Treharris
1 petrol station with a Treharris address, cheapest petrol first.
| Station | Petrol | Diesel | Reported |
|---|---|---|---|
| Gulf Treharris Service StationCardiff Road, Treharris, CF46 5EY | 173.9p | 199.9p | 8 Oct |
Supermarket fuel prices in and near Treharris
1 Tesco, 1 Morrisons, 1 Asda and 1 Sainsbury's forecourts within 5 miles of Treharris, cheapest petrol first.
| Station | Petrol | Diesel | Miles |
|---|---|---|---|
| Tesco Hengoed Ystrad Mynach SuperstoreTesco Stores Ltd, New Road, Hengoed, CF82 7DP | 167.9p | 194.9p | 4 |
| MFG Morrisons BargoedAngel Way/Station Road, Bargoed Gateway, CF81 8YD | 169.9p | 195.9p | 4 |
| Asda Pontypridd Rhondda RoadRhondda Road, Pontypridd, CF37 1HF | 170.9p | 196.9p | 4 |
| Sainsburys PontypriddBrown Lennox Retail Park, Pontypridd, CF37 4DA | 170.9p | 196.9p | 4 |
Nearest 24-hour petrol stations to Treharris
No station in Treharris sells fuel round the clock. These are the nearest that do. Shop hours can be shorter; check the station page.
| Station | Petrol | Diesel | Miles |
|---|---|---|---|
| Valero MFG AbercynonA470 (Northbound), Abercynon, CF45 4YX | 174.9p | 199.9p | 1 |
| Murco Abercynon Service StationMain Road, Ynysboeth, Mountain Ash, CF45 4LJ | – | 199.9p | 1 |
| Valero MFG MabonMabon Road, Nelson, CF46 6PE | 173.9p | 199.9p | 2 |
Super unleaded, premium diesel, LPG and AdBlue in Treharris
Super unleaded (E5)
7 stations in and around Treharris sell super unleaded (e5), averaging 187.5p a litre. The cheapest is Tesco Hengoed Ystrad Mynach Superstore at 178.9p.
Premium diesel
6 stations in and around Treharris sell premium diesel, averaging 213.9p a litre. The cheapest is MFG Morrisons Bargoed at 205.9p.
LPG (autogas)
LPG pumps at MFG Morrisons Bargoed.
AdBlue
AdBlue at the pump at Valero MFG Abercynon.
Fuel price alerts for Treharris
We'll email you when fuel near you drops by 3p a litre or more, plus the 10 cheapest pumps near your postcode every Friday morning.
Questions about fuel prices in Treharris
Where is the cheapest petrol in Treharris?
Today the cheapest petrol near Treharris is 167.9p a litre at Tesco Hengoed Ystrad Mynach Superstore, Tesco Stores Ltd, New Road, Hengoed, CF82 7DP.
How much is diesel in Treharris today?
Diesel averages 199.9p a litre across 1 forecourt in Treharris, against a UK average of 199.2p.
Which supermarket has the cheapest petrol in Treharris?
Tesco Hengoed Ystrad Mynach Superstore is cheapest at 167.9p a litre, 4 miles from the centre. We compare 4 supermarket forecourts in and near Treharris above.
How up to date are these prices?
Forecourts report their prices to the government's Fuel Finder scheme and we refresh them twice a day. These were last updated 17:30 today. Each forecourt's table row shows the day its price was reported.
Is there a 24-hour petrol station in Treharris?
Not in Treharris itself. The nearest is Valero MFG Abercynon, 1 miles away.