Petrol and diesel prices in Carmarthen

Distances are from the centre of Carmarthen.

Cheapest reported within 2 miles · Unleaded (E10)

161.9p

Tanerdy Garage · Murco

Carmarthen, SA31 2EY

0.7 miles away · Open until 20:00

Price changed yesterday

£0.80 less on 40 litres than the local median (163.9p)

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  1. 161.9pTanerdy Garage · MurcoGo0.7 mi · Open until 20:00
    Price changed yesterdayWrong price?
  2. 163.9pVst Towy Services Station · TexacoGo0.8 mi · Open 24 hours
    Price changed todayWrong price?
  3. 163.9pMFG Morrisons Carmarthen · MorrisonsGo1.4 mi · Open 24 hours
    Price changed 3 days agoWrong price?
  4. 165.9pCarmarthen Extra · TescoGo0.9 mi · Open 24 hours
    Price changed yesterdayWrong price?
  5. 168.9pCKs Supermarket · MurcoGo1.2 mi · Closed, opens 07:00
    Price changed 6 days agoWrong price?

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Carmarthen fuel prices today

FuelCheapestTypicalStations
Unleaded (E10)161.9p163.9p5
Super unleaded (E5)172.5p180.9p4
Diesel (B7)191.9p193.9p5
Premium diesel202.5p–1

Typical unleaded here is 5.0p below the Great Britain typical price of 168.9p.

What's the cheapest petrol in Carmarthen today?

Tanerdy Garage (Murco) at 161.9p a litre, the lowest reported price at an open station within 2 miles. The typical price nearby is 163.9p.

What's the cheapest diesel in Carmarthen today?

Tanerdy Garage (Murco) at 191.9p a litre, the lowest reported price at an open station within 2 miles. The typical price nearby is 193.9p.

Updated 10 November 2026 from GOV.UK Fuel Finder. "Typical" is the median of prices confirmed in the last 30 days. Closed stations are removed, and prices that differ sharply from nearby stations aren't ranked.

All stations in Carmarthen

Ascona Tenby Road Service StationAsda White Mill Express PetrolCKs SupermarketDerwydd ServicesGwalia GarageMFG Morrisons CarmarthenTanerdy Garage

Nearby towns

LlanelliCardiganSwanseaNeathHaverfordwestBridgendPontypriddBlackwood

Nearby postcode districts

SA31SA32SA33SA39SA17SA14SA16SA15