Murco Carmarthen
C K's Supermarket, Old St. Clears Road, Johnstown, Carmarthen
SA31 3HL, Dyfed
Get DirectionsUpdated: 20 May 2026 at 20:41Current Fuel Prices
Fuel Cost Calculator
Calculate the cost to fill up at Murco Carmarthen and compare with nearby stations to find the cheapest fuel in your area.
Monthly Fuel Cost (E10)
Based on 800 miles/month at 40 MPG
Local avg: £143/month • National: £144/month
E10 Price Ranking
Higher priced
Out of 10 stations within 5 miles
E10 Price Position in Carmarthen
More expensive than 80% of local stations
Local price range (Carmarthen): E10 prices range from 154.9p to 159.9p across stations within 5 miles.
Fuel Price Comparison - Carmarthen Area
Swipe to see more stations
| Sites | This Site |  |  |  | |  |  | | |  |
|---|---|---|---|---|---|---|---|---|---|---|
| E10 | 158.9 10 minutes ago | 158.9 10 minutes ago | 157.9-1.0p 10 minutes ago | 156.9-2.0p 10 minutes ago | 154.9-4.0p 10 minutes ago | 159.9+1.0p 10 minutes ago | 155.9-3.0p 10 minutes ago | 154.9-4.0p 10 minutes ago | 155.9-3.0p 10 minutes ago | 155.9-3.0p 10 minutes ago |
| E5 | N/A | 167.9 10 minutes ago | 169.9 10 minutes ago | 181.9 10 minutes ago | 160.5 10 minutes ago | 189.9 10 minutes ago | N/A | 161.5 10 minutes ago | 168.9 10 minutes ago | N/A |
| DSL | 184.9 10 minutes ago | 179.9-5.0p 10 minutes ago | 179.9-5.0p 10 minutes ago | 179.9-5.0p 10 minutes ago | 179.9-5.0p 10 minutes ago | 183.9-1.0p 10 minutes ago | 184.9 10 minutes ago | 177.9-7.0p 10 minutes ago | 175.9-9.0p 10 minutes ago | 183.9-1.0p 10 minutes ago |
| PRM B7 | N/A | N/A | N/A | N/A | 188.5 10 minutes ago | 214.9 10 minutes ago | N/A | 183.5 10 minutes ago | 158.9 10 minutes ago | N/A |
| PRM | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A |
| HVO | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 204.9 10 minutes ago |
| B10 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A |
Nearby Petrol Stations in Carmarthen
9 stations within 5 milesCompare fuel prices at nearby petrol stations to find the best deal.
Tesco
Tesco Stores, Lon Morfa, Caerfyrddin - SA31 3AX
Morrisons
Parc Pensarn, Carmarthen - SA31 2NF
Texaco
Towy Service Station, The Bridge, Caerfyrddin, Sa31 2bn, Caerfyrddin - SA31 2BN
Murco
Tanerdy Garage, Tanerdy , Carmarthen - SA31 2EY
Valero
Lysonnen Road, Carmarthen, Carmarthen - SA33 5DT
Esso
A40, Carmarthen, Carmarthen - SA32 7EN
Murco
Gwalia Garage, Rhydargaeau, Carmarthen - SA32 7DR
Murco
Derwydd Garage, Cynwyl Elfed, Carmarthen, Sa33 6tp, Carmarthen - SA33 6TP
Oil 4 Wales Ltd
Nantycaws Filling Station Ltd, Llanddarog Road, Caerfyrddin, Sa32 8bg, Caerfyrddin - SA32 8BG
Frequently Asked Questions
Common questions about Murco Carmarthen petrol station
What are the current fuel prices at Murco in Carmarthen?
The current fuel prices at Murco C K's Supermarket, Old St. Clears Road, Johnstown, Carmarthen, SA31 3HL are: Diesel(B7): 184.9p, Unleaded(E10): 158.9p. Prices are updated regularly throughout the day.
Is Murco Carmarthen cheaper than nearby petrol stations?
E10 petrol at Murco C K's Supermarket, Old St. Clears Road, Johnstown, Carmarthen is currently 1.9p higher than the local average of 157.0p. There are 10 stations within 5 miles, with prices ranging from 154.9p to 159.9p.
How do Murco Carmarthen prices compare to the UK national average?
E10 petrol at Murco C K's Supermarket, Old St. Clears Road, Johnstown, Carmarthen is 0.1p higher than the UK national average of 158.8p per litre. Nationally, E10 prices range from 123.5p to 239.9p.
What types of fuel are available at Murco Carmarthen?
Murco C K's Supermarket, Old St. Clears Road, Johnstown, Carmarthen offers the following fuel types: Diesel(B7), Unleaded(E10). All fuels meet UK quality standards and are regularly tested for compliance.
Is Murco Carmarthen one of the cheapest petrol stations nearby?
Murco C K's Supermarket, Old St. Clears Road, Johnstown, Carmarthen is the 8th cheapest station out of 10 petrol stations within 5 miles for E10 petrol.
What other petrol stations are near Murco Carmarthen?
The nearest alternative petrol stations to Murco C K's Supermarket, Old St. Clears Road, Johnstown, Carmarthen are: Tesco (0.5 miles away), Morrisons (1.0 miles away), Texaco (1.0 miles away). You can compare prices at these stations to find the best deal in the Carmarthen area.
Where is Murco Carmarthen located?
Murco Carmarthen is located at C K's Supermarket, Old St. Clears Road, Johnstown, Carmarthen, SA31 3HL. The station is easily accessible and offers convenient fuel services for drivers in the Carmarthen area.
How often are fuel prices updated at Murco Carmarthen?
Fuel prices at Murco C K's Supermarket, Old St. Clears Road, Johnstown, Carmarthen are typically updated daily. Our data is sourced from official price reporting and updated regularly throughout the day to ensure accuracy. We recommend checking back frequently for the latest prices.
Are the Murco fuel prices on FuelSpy live?
Prices for Murco C K's Supermarket, Old St. Clears Road, Johnstown, Carmarthen are sourced from the UK Government's Temporary Road Fuel Price Open Data Scheme on gov.uk and refreshed approximately every 30 minutes. Forecourt prices can change between updates, so we show the latest reported value.
What payment methods does Murco Carmarthen accept?
Most Murco forecourts accept all major credit and debit cards (Visa, Mastercard, American Express), contactless and mobile payments (Apple Pay, Google Pay), and fuel cards. Confirm with the station for cash or loyalty-card specifics.
When is the cheapest time to buy fuel in Carmarthen?
Wholesale fuel costs shift weekly, so retail prices in Carmarthen often move on Mondays and Tuesdays. Filling up mid-week — before forecourts react to weekend demand — typically gives the best price. Use FuelSpy to compare live prices before you set off.
About Murco Fuel Stations
Where are Murco fuel stations located?
Murco stations are primarily located in rural Wales and Southwest England, often in areas underserved by larger retailers.
Does Murco offer premium fuels?
No, Murco focuses on standard unleaded and diesel, emphasizing affordability and reliability.
Are Murco stations independently owned?
Yes, most Murco stations are independently owned, offering a personalized, community-oriented experience.
Fuel Prices in Carmarthen
Looking for cheap petrol in Carmarthen? Murco at C K's Supermarket, Old St. Clears Road, Johnstown, Carmarthen offers competitive fuel prices for E10 unleaded, E5 super unleaded, diesel, and premium diesel. Use our comparison tools above to see how this station's prices compare to the local Carmarthen average and the UK national average.
There are 9 other petrol stations within 5 miles of this location. Compare all nearby stations to find the cheapest fuel in SA31 and save money every time you fill up.
Murco is one of the UK's leading fuel retailers. Our price data is sourced from official UK fuel price reporting systems and updated throughout the day.
