Tesco Carmarthen Extra fuel prices

Tesco Stores, Caerfyrddin, SA31 3AX

TescoSupermarketOpen 24 hours

Get directions All prices in Caerfyrddin

Prices at this station

PetrolUnleaded (E10) · reported 14 Oct 172.9p

Super unleadedE5 · reported 14 Oct 182.9p

DieselB7 · reported 14 Oct 197.9p

Checked 17:30 today

Tesco Carmarthen Extra is a Tesco supermarket forecourt at Tesco Stores, Caerfyrddin, SA31 3AX. It sells petrol, super unleaded and diesel and is open 24 hours, every day. Its petrol price of 172.9p, reported 14 Oct, is 1.3p below the UK average, the 2nd cheapest of 3 in Caerfyrddin. Diesel is 197.9p, 1.3p below the UK average.

Petrol vs Caerfyrddin average±0.0p2nd cheapest of 3 in Caerfyrddin

Diesel vs Caerfyrddin average−0.3p2nd cheapest of 3 in Caerfyrddin

Opening hours

Open 24 hours, every day.

Facilities

Air and screenwash
Water

Price history

We started recording this station's prices on 16 October 2026. A chart of its price changes appears here once it reports a new price.

Cheaper fuel nearby

Cheaper petrol within 5 miles

Murco Gwalia Garage 169.9p 4¼ mi Gwalia Garage, Carmarthen, SA32 7DR Murco Tanerdy Garage 170.9p 1½ mi Tanerdy Garage, Carmarthen, SA31 2EY Murco Derwydd Services 170.9p 4¾ mi Derwydd Garage, Carmarthen, SA33 6TP Texaco Vst Towy Services Station 171.9p ½ mi Towy Service Station, Caerfyrddin, SA31 2BN MFG Morrisons Carmarthen 171.9p ¾ mi Parc Pensarn, Carmarthen, SA31 2NF

Distance in miles from this station, as the crow flies.

Cheaper diesel within 5 miles

Murco Tanerdy Garage 194.9p 1½ mi Tanerdy Garage, Carmarthen, SA31 2EY Murco Gwalia Garage 194.9p 4¼ mi Gwalia Garage, Carmarthen, SA32 7DR Murco Derwydd Services 195.9p 4¾ mi Derwydd Garage, Carmarthen, SA33 6TP Texaco Vst Towy Services Station 196.9p ½ mi Towy Service Station, Caerfyrddin, SA31 2BN MFG Morrisons Carmarthen 196.9p ¾ mi Parc Pensarn, Carmarthen, SA31 2NF

Distance in miles from this station, as the crow flies.

Petrol stations near Tesco Carmarthen Extra

Station	Petrol	Diesel	Miles
Murco Cks SupermarketC K's Supermarket, Carmarthen, SA31 3HL	173.9p	198.9p	0.5
Texaco Vst Towy Services StationTowy Service Station, Caerfyrddin, SA31 2BN	171.9p	196.9p	0.6
MFG Morrisons CarmarthenParc Pensarn, Carmarthen, SA31 2NF	171.9p	196.9p	0.7
Murco Tanerdy GarageTanerdy Garage, Carmarthen, SA31 2EY	170.9p	194.9p	1.4
Valero Ascona Tenby Road Service StationLysonnen Road, Carmarthen, SA33 5DT	173.9p	197.9p	2.7
Asda White Mill Express PetrolA40, Carmarthen, Carmarthen, SA32 7EN	174.9p	199.9p	3.8

Questions about Tesco Carmarthen Extra

What are the opening hours of Tesco Carmarthen Extra?

Tesco Carmarthen Extra is open 24 hours, every day, as reported to the Fuel Finder scheme.

Is Tesco Carmarthen Extra open 24 hours?

Yes. Tesco Carmarthen Extra reports that fuel is available 24 hours a day.

How much is petrol at Tesco Carmarthen Extra?

172.9p a litre, reported 14 Oct. That is 1.3p below the UK average and the 2nd cheapest of 3 in Caerfyrddin.

How much is diesel at Tesco Carmarthen Extra?

197.9p a litre, reported 14 Oct. That is 1.3p below the UK average and the 2nd cheapest of 3 in Caerfyrddin.

What facilities does Tesco Carmarthen Extra have?

Tesco Carmarthen Extra reports air and screenwash and water.

Where is the nearest cheaper petrol to Tesco Carmarthen Extra?

Texaco Vst Towy Services Station, 0.6 miles away, at 171.9p (1.0p a litre less).

Price alerts near Tesco Carmarthen Extra

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.