Tesco Carmarthen
Latest reported prices
1 minute agoReported 5 October 2026 at 17:01 BST
Unleaded (E10)
174.9p/L
1.3p above Carmarthen average
Diesel (B7)
199.9p/L
0.4p above Carmarthen average
Premium unleaded (E5)
184.9p/L
1.6p below Carmarthen average
Plan your fill
Estimate the cost at Tesco Carmarthen using a reported pump price.
50 L of Unleaded (E10)
At 174.9p per litre
£87.45
Potential saving: £1.50
Murco · 171.9p/L · 1.4 mi · 2 minutes ago
Estimated monthly fuel cost
£159/ month
Based on 800 miles per month at 40 MPG.
Local price picture
Reported prices within 5 miles of Carmarthen.
Unleaded (E10) local average
173.6p/L
This station: 174.9p/L
171.9pHighest
174.9p
Based on reported prices within 5 miles.
E10 reported price rank
#8of 10 nearby
Based on listed prices, not a live pump quote.
UK reported average: 174.5p/L
Compare stations near Carmarthen
9 stations within 5 miles · Sorted by lowest reported price
Murco Carmarthen
Tanerdy Garage, Tanerdy , Carmarthen, SA31 2EY
Unleaded (E10) price 171.9p/L
Murco Llanllawddog Community
Gwalia Garage, Rhydargaeau, Carmarthen, SA32 7DR
Unleaded (E10) price 171.9p/L
Murco Cynwyl Elfed Community
Derwydd Garage, Cynwyl Elfed, Carmarthen, Sa33 6tp, Carmarthen, SA33 6TP
Unleaded (E10) price 171.9p/L
Murco Carmarthen
C K's Supermarket, Old St. Clears Road, Johnstown, Carmarthen, SA31 3HL
Unleaded (E10) price 173.9p/L
Texaco Carmarthen
Towy Service Station, The Bridge, Caerfyrddin, Sa31 2bn, Caerfyrddin, SA31 2BN
Unleaded (E10) price 173.9p/L
Fuel Price Comparison - Carmarthen Area
Scroll sideways to compare prices in pence per litre. Reports over 7 days old are historical; report dates may differ.
| Sites | This Site | ⊙ 0.5 miMurco | ⊙ 0.6 miTexaco |  ⊙ 0.7 miMorrisons | ⊙ 1.4 miMurco |  ⊙ 2.7 miValero |  ⊙ 3.8 miEsso | ⊙ 4.2 miMurco |  ⊙ 4.4 miOil 4 Wales Ltd | ⊙ 4.8 miMurco |
|---|---|---|---|---|---|---|---|---|---|---|
| E10 | 174.9 pence per litre 1 minute ago | 173.9 pence per litre1.0 pence less than this site 1 minute ago | 173.9 pence per litre1.0 pence less than this site 1 minute ago | 173.9 pence per litre1.0 pence less than this site 2 minutes ago | 171.9 pence per litre3.0 pence less than this site 2 minutes ago | 174.9 pence per litre 1 minute ago | 174.9 pence per litre 2 minutes ago | 171.9 pence per litre3.0 pence less than this site 2 minutes ago | 173.9 pence per litre1.0 pence less than this site 1 minute ago | 171.9 pence per litre3.0 pence less than this site 2 minutes ago |
| E5 | 184.9 pence per litre 1 minute ago | N/A | 189.9 pence per litre5.0 pence more than this site 1 minute ago | 189.9 pence per litre5.0 pence more than this site 2 minutes ago | 179.5 pence per litre5.4 pence less than this site 2 minutes ago | 199.9 pence per litre15.0 pence more than this site 1 minute ago | N/A | 178.5 pence per litre6.4 pence less than this site 2 minutes ago | N/A | 182.9 pence per litre2.0 pence less than this site 2 minutes ago |
| DSL | 199.9 pence per litre 1 minute ago | 199.9 pence per litre 1 minute ago | 199.9 pence per litre 1 minute ago | 199.9 pence per litre 2 minutes ago | 197.9 pence per litre2.0 pence less than this site 2 minutes ago | 199.9 pence per litre 1 minute ago | 199.9 pence per litre 2 minutes ago | 197.9 pence per litre2.0 pence less than this site 2 minutes ago | 199.9 pence per litre 1 minute ago | 199.9 pence per litre 2 minutes ago |
| PRM B7 | N/A | N/A | N/A | N/A | 205.5 pence per litre 2 minutes ago | 219.9 pence per litre 1 minute ago | N/A | 206.5 pence per litre 2 minutes ago | N/A | 158.9 pence per litre 2 minutes ago |
| 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 | 235.0 pence per litre 1 minute ago | N/A |
| B10 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A |
Frequently Asked Questions
Common questions about Tesco Carmarthen petrol station
What are the latest reported fuel prices at Tesco Carmarthen?
The listed prices at Tesco Carmarthen, SA31 3AX are Unleaded (E10): 174.9p/L, Diesel (B7): 199.9p/L, Premium unleaded (E5): 184.9p/L. The station last reported prices on 5 October 2026 at 17:01 BST. Confirm prices at the forecourt before filling up.
How does Tesco Carmarthen compare with nearby E10 prices?
The station’s listed E10 price of 174.9p/L is 1.3p above the reported local average of 173.6p/L. These are reported prices, so the forecourt price may differ.
How does Tesco Carmarthen compare with the UK E10 average?
The station’s listed E10 price is 174.9p/L. The reported UK average is 174.5p/L. These are reported prices, so the forecourt price may differ.
Which fuels have reported prices at Tesco Carmarthen?
The station has reported prices for Unleaded (E10), Diesel (B7), Premium unleaded (E5). Availability at the pump may change.
How does the reported E10 price rank near Tesco Carmarthen?
Based on listed E10 prices within 5 miles, Tesco Carmarthen ranks 8th out of 10 stations. These are reported prices, so the forecourt price may differ.
What other petrol stations are near Tesco Carmarthen?
Nearby alternatives include Murco (0.5 miles away), Texaco (0.6 miles away), Morrisons (0.7 miles away). Compare their reported prices and report dates before travelling.
Where is Tesco Carmarthen located?
Tesco Carmarthen is at Tesco Stores, Lon Morfa, Caerfyrddin, SA31 3AX. Use the directions link above for a route.
How often are prices reported for Tesco Carmarthen?
FuelSpy refreshes data from the UK Government’s Fuel Finder Scheme - https://www.gov.uk/government/collections/fuel-finder approximately every 30 minutes, but individual stations can report less often. The station last reported prices on 5 October 2026 at 17:01 BST.
Are the prices at Tesco Carmarthen live?
No. These are the latest prices supplied to the reporting scheme, not a live pump quote. The station last reported prices on 5 October 2026 at 17:01 BST. Check the forecourt price before filling up.
About Tesco Fuel Stations
Can I earn Clubcard points on Tesco fuel?
Yes, earn points on every liter purchased, redeemable for discounts or vouchers.
What is Tesco Momentum 99?
A premium unleaded fuel designed for high-performance engines, offering better acceleration.
Are Tesco fuel prices competitive?
Yes, Tesco consistently ranks among the UK's most affordable fuel retailers.
About this station
Tesco Carmarthen is at Tesco Stores, Lon Morfa, Caerfyrddin, SA31 3AX. Its reported fuel types are Unleaded (E10), Diesel (B7), Premium unleaded (E5).
There are 9 other petrol stations within 5 miles. FuelSpy displays prices reported through the UK Government's Fuel Finder Scheme - https://www.gov.uk/government/collections/fuel-finder. This station last reported prices on 5 October 2026 at 17:01 BST. Forecourt prices may differ from the latest report.