Cheapest Petrol & Diesel Prices in Carmarthen
The cheapest unleaded in Carmarthen today is 169.9p a litre at Texaco VST Towy Services Station, and the cheapest diesel is 194.9p at MFG Morrisons Carmarthen. The average across the 6 stations with recent prices is 171.7p for unleaded and 197.1p for diesel, with unleaded 1.4p below the UK average. 4 stations are open 24 hours. Prices come from the government's Fuel Finder scheme for 7 stations within 6 km of the town centre, checked every 30 minutes.
Cheapest vs dearest fuel in Carmarthen
Pick the right pump, save 4.0p a litre
That's the gap between the cheapest and dearest of 5 forecourts selling unleaded. Here's what it adds up to.
Pick the right pump, save 4.0p a litre
That's the gap between the cheapest and dearest of 6 forecourts selling diesel. Here's what it adds up to.
Pick the right pump, save 3.0p a litre
That's the gap between the only two forecourts with a premium unleaded price, which are less than a mile apart. Here's what it adds up to.
Pick the right pump, save 14.4p a litre
That's the gap between the only two forecourts with a premium diesel price. Here's what it adds up to. Not enough stations have reported a premium diesel price in the last 30 days, so this shows prices of any age.
Forecourts within 6 km of Carmarthen town centre. Stations only report a price when it changes, so an older price may still stand, but check it before you set off. *A typical car: 7,100 miles a year at 45 mpg, about 717 litres.
Carmarthen vs UK average
Average price a litre at Carmarthen forecourts that reported in the last 7 days, against today's UK average.
Fuel prices at stations in Carmarthen
| Brand | Station | Unleaded | Premium | Diesel | Prem Diesel | Distance |
|---|---|---|---|---|---|---|
| TEXACO Texaco fuel prices |
Texaco VST Towy Services Station
Supermarket
SA31 2BN
|
169.9p 14h ago
|
179.9p 14h ago
|
197.9p 14h ago
|
— | 0.6 km |
| MORRI Morrisons fuel prices |
MFG Morrisons Carmarthen
Supermarket
SA31 2NF
|
170.9p 1d ago
|
189.9p 20d ago
|
194.9p 1d ago
|
— | 1.3 km |
| MURCO Murco fuel prices |
Murco Tanerdy Garage
SA31 2EY
|
170.9p 6d ago
|
179.5p 23d ago
|
194.9p 5d ago
|
205.5p 23d ago
|
1.7 km |
| TESCO Tesco fuel prices |
Tesco Carmarthen Extra
Supermarket
SA31 3AX
|
172.9p 5d ago
|
182.9p 5d ago
|
197.9p 5d ago
|
— | 0.2 km |
| MURCO Murco fuel prices |
Murco CKs Supermarket
Supermarket
SA31 3HL
|
173.9p 6d ago
|
— |
198.9p 6d ago
|
— | 1.2 km |
| VALE Valero fuel prices |
Valero Ascona Tenby Road Service Station
SA33 5DT
|
173.9p 10d ago
|
199.9p 34d ago
|
197.9p 3d ago
|
219.9p 41d ago
|
4.7 km |
| ESSO Esso fuel prices |
Esso Asda White Mill Express Petrol
SA32 7EN
|
174.9p 31d ago
|
— |
199.9p 21d ago
|
— | 5.7 km |
Distances are from Carmarthen town centre. Each price shows how long ago that station reported it; greyed prices haven't been updated in the last 7 days. Always check the pump price before filling up.
Driving through Carmarthen?
Find the cheapest fuel along your whole route, not just in town.
Carmarthen fuel price FAQs
Where is the cheapest petrol in Carmarthen today?
The cheapest unleaded in Carmarthen right now is 169.9p per litre at Texaco VST Towy Services Station (SA31 2BN).
Is supermarket fuel cheaper in Carmarthen?
Usually, yes. Supermarket forecourts (Asda, Tesco, Sainsbury's, Morrisons, Costco) typically undercut branded stations by several pence per litre. Supermarket stations are tagged in the table above.
How often are Carmarthen fuel prices updated?
Stations report price changes to the UK Government fuel price feed, which FillitUp polls every 30 minutes. Each price above shows when it was last reported.