Petrol and diesel prices in St Clears
Cheapest petrol near St Clears right now: 170.9p at Murco Derwydd Services, reported 07:42 on 14 Oct. Cheapest diesel: 195.9p at Murco Derwydd Services.
- Murco Preseli Service Station showed 169.9p for petrol when it last reported, on 13 Oct. That price may have changed.
- Murco Preseli Service Station showed 193.9p for diesel when it last reported, on 13 Oct. That price may have changed.
- Petrol is 5.0p a litre cheaper in Cilgeti, 11 miles away, from 165.9p.
- St Clears is in the Carmarthenshire council area, 41st cheapest of 354 for petrol in the council league table, averaging 171.8p.
Distance in miles from St Clears town centre, as the crow flies. Showing stations within 10 miles.
Distance in miles from St Clears town centre, as the crow flies. Showing stations within 10 miles.
Price trend
We started recording daily average prices in St Clears on 16 October 2026. The trend chart appears here once there are a few days of data.
Not in central St Clears?
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All petrol stations in St Clears
1 petrol station with a St Clears address, cheapest petrol first.
| Station | Petrol | Diesel | Reported |
|---|---|---|---|
| Valero Ascona Ivy Service StationTenby Road, St Clears, SA33 4JP | 173.9p | 197.9p | 15 Oct |
Nearest 24-hour petrol stations to St Clears
No station in St Clears sells fuel round the clock. These are the nearest that do. Shop hours can be shorter; check the station page.
| Station | Petrol | Diesel | Miles |
|---|---|---|---|
| Esso MFG St ClearsSt Clears Roundabout, Tenby Road, St Clears, SA33 4JW | 173.9p | 199.9p | <1 |
| Valero Ascona Forge Filling StationA40 West, Carmarthen Road, SA33 4NA | 173.9p | 197.9p | 2 |
| Valero Ascona Tenby Road Service StationLysonnen Road, Carmarthen, SA33 5DT | 173.9p | 197.9p | 6 |
Super unleaded, premium diesel and AdBlue in St Clears
Super unleaded (E5)
One station in and around St Clears sells super unleaded (e5). The cheapest is Esso MFG St Clears at 195.9p.
Premium diesel
One station in and around St Clears sells premium diesel. The cheapest is Esso MFG St Clears at 219.9p.
AdBlue
AdBlue at the pump at Esso MFG St Clears.
Fuel price alerts for St Clears
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 St Clears
Where is the cheapest petrol in St Clears?
Today the cheapest petrol near St Clears is 170.9p a litre at Murco Derwydd Services, Derwydd Garage, Carmarthen, SA33 6TP.
How much is diesel in St Clears today?
Diesel averages 197.9p a litre across 1 forecourt in St Clears, against a UK average of 199.2p.
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 St Clears?
Not in St Clears itself. The nearest is Esso MFG St Clears, 0 miles away.