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Diesel prices in Carmarthen Town Centre

Compare current diesel (B7) across 5 Carmarthen Town Centre forecourts. Check the lowest listed price, local average and map before choosing where to fill up.

Lowest listed diesel forecourt in Carmarthen Town Centre

194.9p/l

Lowest listed diesel price in Carmarthen Town Centre

Mfg Morrisons Carmarthen0.6 mi from Carmarthen Town Centre centre
DirectionsStation details
Diesel local average
196.9p/l
Local forecourts
5
UK comparison
Below

View station

Live local prices

Current diesel prices in Carmarthen Town Centre

5 current diesel (B7) prices from 5 Carmarthen Town Centre forecourts listed as stocking diesel.

Prices checked 20 Oct 2026, 08:21. Individual rows show when that forecourt price was reported.

Current diesel prices in Carmarthen Town Centre. Ranked by Diesel (B7) price.
ForecourtPostcode and reportDiesel(B7), selected rankingDistancefrom Carmarthen centreOpening timesActions
1Mfg Morrisons CarmarthenMorrisonsSA31 2NFReported 18 Oct 2026, 00:00194.9pCheapestDistance: 0.6 miOpen 24 hoursMonday - Sunday: 24 hours; Bank holidays: 24 hoursDetails
2MTanerdy GarageMurcoSA31 2EYReported 14 Oct 2026, 06:00194.9pCheapestDistance: 1.1 miHours vary by dayMonday: 06:00 - 20:00; Tuesday: 06:00 - 20:00; Wednesday: 06:00 - 20:00; Thursday: 06:00 - 20:00; Friday: 06:00 - 20:00; Saturday: 06:00 - 20:00; Sunday: 07:00 - 19:00; Bank holidays: 07:00 - 19:00Details
3Vst Towy Services StationTexacoSA31 2BNReported 19 Oct 2026, 08:41197.9pDistance: 0.3 miOpen 24 hoursMonday - Sunday: 24 hours; Bank holidays: 24 hoursDetails
4Carmarthen Extra - Petrol Filling StationTescoSA31 3AXReported 14 Oct 2026, 15:14197.9pDistance: 0.3 miOpen 24 hoursMonday - Sunday: 24 hours; Bank holidays: 24 hoursDetails
5MCKs SupermarketMurcoSA31 3HLReported 13 Oct 2026, 10:15198.9pDistance: 0.8 mi07:00 - 22:00 dailyMonday - Sunday: 07:00 - 22:00; Bank holidays: 07:00 - 22:00Details

How to read this page

About diesel prices in Carmarthen Town Centre

Coverage, freshness and comparison scope matter as much as the headline price.

Carmarthen Town Centre has 5 forecourts listed as stocking diesel (B7), with current prices available from 5. The table ranks forecourts by current diesel (B7) price, with distance and station name used to order equal or unavailable prices. Station status, distance and update freshness remain visible for comparison.

This page focuses on Diesel (B7) using official UK Fuel Finder data, local averages, regional benchmarks and UK average comparisons where coverage is available.

Thirty-day evidence

Thirty-day diesel (B7) price trend

Thirty-day diesel (B7) trends, local comparisons and potential savings from official UK Fuel Finder data.

201p197p192p
  • 20 September 2026: local 193.9: region 196.1: UK 196.3
  • 21 September 2026: local 193.9: region 196.7: UK 196.9
  • 22 September 2026: local 195.7: region 197.4: UK 197.3
  • 23 September 2026: local 195.9: region 197.9: UK 197.7
  • 24 September 2026: local 196.3: region 198.4: UK 198.3
  • 25 September 2026: local 197.5: region 198.9: UK 198.8
  • 26 September 2026: local 198.3: region 199.1: UK 199.1
  • 27 September 2026: local 198.5: region 199.2: UK 199.2
  • 28 September 2026: local 198.9: region 199.6: UK 199.6
  • 29 September 2026: local 199.3: region 199.7: UK 199.8
  • 30 September 2026: local 199.7: region 199.8: UK 199.8
  • 1 October 2026: local 199.7: region 199.8: UK 199.8
  • 2 October 2026: local 199.7: region 199.8: UK 199.9
  • 3 October 2026: local 199.7: region 199.9: UK 200
  • 4 October 2026: local 199.5: region 199.9: UK 200
  • 5 October 2026: local 199.5: region 199.9: UK 200
  • 6 October 2026: local 199.5: region 199.7: UK 199.9
  • 7 October 2026: local 199.5: region 199.6: UK 199.8
  • 8 October 2026: local 199.3: region 199.5: UK 199.7
  • 9 October 2026: local 198.9: region 199.4: UK 199.7
  • 10 October 2026: local 198.9: region 199.4: UK 199.7
  • 11 October 2026: local 198.3: region 199.4: UK 199.7
  • 12 October 2026: local 198.1: region 199.4: UK 199.6
  • 13 October 2026: local 197.9: region 199.3: UK 199.4
  • 14 October 2026: local 197.1: region 199.1: UK 199.3
  • 15 October 2026: local 197.1: region 199: UK 199.2
  • 16 October 2026: local 197.1: region 198.9: UK 199.1
  • 17 October 2026: local 197.1: region 198.8: UK 199.1
  • 18 October 2026: local 196.7: region 198.8: UK 199.1
  • 19 October 2026: local 196.9: region 198.8: UK 199.1

Average price

196.9p/l

20 Sept to 19 Oct

30-day low
192.9p/l
30-day high
199.9p/l
Movement (30 days)
+3.4p/l
Volatility
Low
Jerry holding a light bulb and presenting a fuel-price insight

Jerry's diesel trend read

Diesel in Carmarthen Town Centre rose 3p/l, from 193.9p/l on 20 September to 196.9p/l on 19 October. The rise was not continuous: prices fell 3p/l from 3 October to 18 October before moving higher again. Carmarthen Town Centre's current average is 2.2p/l below the UK average. Daily movement volatility is low.

Consistency, not just today's lowest

A consistently competitive diesel forecourt

This recommendation requires at least 21 completed reporting days and a current price no higher than the local average.

M

Tanerdy Garage

194.9p/l today

2p/l below Carmarthen Town Centre average today

Near cheapest
Within 1p on 30 of 30 days
Daily cheapest
Cheapest on 29 of 30 days
Average gap
0p/l average gap
Evidence
30 of 30 days reported
DirectionsStation details

Tanerdy Garage stayed within 1p/l of the daily cheapest diesel price on 30 of 30 reported days, averaging 0p/l above the daily cheapest price.

Price choice

Potential diesel savings

Cheapest versus average is the practical comparison. Cheapest versus highest is the maximum listed difference, not a guaranteed saving.

Current local price range

4p/l

194.9p/l cheapest, 198.9p/l highest

Cheapest versus local average
£1.10 less than the local average on a 55-litre fill
Cheapest versus highest
£2.20 maximum listed difference on a 55-litre fill

Comparing current diesel prices in Carmarthen Town Centre can avoid paying up to 4p/l more than the cheapest listed price.

Diesel (B7) compared with nearby locations

Ranked by current average diesel price. Carmarthen Town Centre is highlighted so the local baseline remains easy to find.

  1. 1Ammanford15.6 mi, 5 reporting195.9pAverage-1p/lCheapest 195.9p
  2. 2Burry Port11.8 mi, 1 reporting195.9pAverage-1p/lCheapest 195.9p
  3. 3Carmarthen Town CentreHereCurrent location, 5 reporting196.9pAverageBaselineCheapest 194.9p
  4. 4Llanelli11.6 mi, 13 reporting197.2pAverage+0.3p/lCheapest 194.9p
  5. 5SanclêR7.9 mi, 2 reporting198.4pAverage+1.5p/lCheapest 197.9p
  6. 6Pontarddulais14.9 mi, 2 reporting198.9pAverage+2p/lCheapest 197.9p

Ammanford has the lowest nearby average shown at 195.9p; it is 1p/l cheaper than Carmarthen Town Centre.

Local market evidence

Diesel market in this location

Distribution, station consistency and forecourt type provide different evidence. None is treated as a guarantee of the next pump price.

Price distribution

194.9p to 195.9p2 stations
195.9p to 196.9p0 stations
196.9p to 197.9p0 stations
197.9p to 198.9p3 stations

The largest group of reporting diesel forecourts in Carmarthen Town Centre sits in the 197.9p to 198.9p range.

Cheapest station consistency

  1. 1Tanerdy Garage29 days
  2. 2Mfg Morrisons Carmarthen5 days
  3. 3CKs Supermarket2 days
  4. 4Vst Towy Services Station1 day

Supermarkets and other forecourts

Supermarkets
196.4p/l
Major brands
197.2p/l
Independent forecourts
No price
Named local evidence: Tesco, Morrisons.

Where value persists

Diesel brand reliability over 30 days

Historical claims render only when the documented reporting thresholds are met.

Diesel brand reliability over 30 days
BrandStations30-day averageAverage gapCheapest presenceBelow local average
Murco2 stations197.7p/l1.5p/l29 of 30 days53%

Murco had the smallest 30-day average gap to the daily cheapest diesel price at 1.5p/l, with a cheapest station present on 29 of 30 days.

Areas with the cheapest diesel in Carmarthen Town Centre

  1. 1Pen-sarn2 reporting, 1 below average194.9p/l
  2. 2Tanerdy1 reporting, 1 below average194.9p/l
  3. 3Johnstown2 reporting, 0 below average197.9p/l

Good to know

Fuel price FAQs for Carmarthen Town Centre

Use the current local evidence to choose a forecourt, compare nearby places and understand how coverage and freshness affect the figures.

Where is the cheapest diesel (B7) in Carmarthen Town Centre today?
The cheapest listed diesel (B7) price in Carmarthen Town Centre is 194.9p/l at Mfg Morrisons Carmarthen. Check the table before travelling because distance, opening status and recent updates can affect the best choice.
How are Carmarthen Town Centre diesel (B7) forecourts ranked?
Forecourts are ranked by their current diesel (B7) price first. If prices are tied or unavailable, the table uses distance and station name. Use the forecourt comparison to sort and inspect the current results.
Are diesel (B7) prices in Carmarthen Town Centre below the UK average?
Diesel is below the UK average by 2.2p/l. These comparisons use current location averages and the latest benchmark data available to the page.
How recent are the Carmarthen Town Centre fuel prices on this page?
Prices checked 20 Oct 2026, 08:21. Individual prices can remain unchanged between checks until a retailer reports a price change.
Why do some Carmarthen Town Centre forecourts not show a current diesel (B7) price?
A forecourt can be listed when it is known to stock diesel (B7), even if there is not a current reported price available for that fuel. The price table keeps those stations visible but prioritises forecourts with current prices.
Should I compare nearby locations before filling up in Carmarthen Town Centre?
Nearby comparisons currently show SanclêR at 198.4p/l, 1.5p/l more expensive than Carmarthen Town Centre, Llanelli at 197.2p/l, 0.3p/l more expensive than Carmarthen Town Centre and Burry Port at 195.9p/l, 1p/l cheaper than Carmarthen Town Centre. Compare SanclêR, Llanelli, Burry Port and Pontarddulais.
How can I compare fuel prices around my current location?
Use cheapest diesel near me for a distance-led comparison based on your current position.

Built on real fuel-price data

Prices are sourced from the UK Government Fuel Finder scheme. Prices checked 20 Oct 2026, 08:21. See how we qualify and compare prices

Retailer reporting target
30 minutes