Compare petrol and diesel prices at stations in Merthyr Tydfil, Wales. Updated every 15 minutes.
As of 27 July 2026, the average price of petrol (E10) in Merthyr Tydfil is 158.4p per litre — 0.7p above the UK average of 157.7p. The cheapest petrol in Merthyr Tydfil today is 149.9p at Aberdare Service Station, and diesel (B7) averages 175.8p (cheapest 163.9p).
Looking for the cheapest petrol and diesel in Merthyr Tydfil? Fuel Near You tracks live fuel prices at filling stations across Merthyr Tydfil and the wider Wales area, refreshed every 15 minutes from the official UK Government Fuel Finder scheme. Use the map below to compare E10 petrol, E5 super unleaded and diesel, spot the cheapest forecourt today, and get directions in a single tap. You can also compare fuel prices in nearby Blackwood, Pontypridd, Caerphilly.
Live E10 unleaded prices at the nearest forecourts · updated every 15 minutes
#1Aberdare Service Station149.9p#2MIDGLANMORGAN153.9p#3ABERDARE SUPERSTORE - PETROL FILLING STATION153.9p#4ASDA ABERDARE SUPERSTORE154.7p#5MFG MORRISONS EBBW VALE157.9p#6ESSAR FERNDALE SERVICE STATION157.9p#7ABERCYNON SERVICE STATION158.9p#8RONTEC MOUNTAIN ASH158.9p#9RHYMNEY GARAGE158.9p#10TREHARRIS SERVICE STATION158.9p#11TREDEGAR SERVICE STATION159.9p#12Ambay Service Station159.9pLive B7 diesel prices at the nearest forecourts · updated every 15 minutes
#1Aberdare Service Station163.9p#2MIDGLANMORGAN168.9p#3ABERDARE SUPERSTORE - PETROL FILLING STATION169.9p#4MFG MORRISONS EBBW VALE172.9p#5ASDA ABERDARE SUPERSTORE173.7p#6ABERCYNON SERVICE STATION174.9p#7TREHARRIS SERVICE STATION174.9p#8RONTEC MOUNTAIN ASH175.9p#9RHYMNEY GARAGE175.9p#10ASDA MERTHYR TYDFIL SUPERSTORE176.9p#11EG MERTHYR TYDFIL PFS177.9p#12ESSAR FERNDALE SERVICE STATION179.9pFinding cheapest fuel in Merthyr Tydfil...
As of 27 July 2026, petrol (E10) in Merthyr Tydfil averages 158.4p per litre and diesel (B7) about 175.8p. Prices refresh every 15 minutes from the UK Government Fuel Finder scheme.
The cheapest petrol in Merthyr Tydfil right now is 149.9p per litre at Aberdare Service Station. The live list above ranks every nearby forecourt by price.
Petrol in Merthyr Tydfil averages 158.4p, about 0.7p above the UK average of 157.7p — comparing forecourts matters even more here.
Stations with live prices in and around Merthyr Tydfil include Aberdare Service Station, Midglanmorgan, Aberdare Superstore - Petrol Filling Station, Asda Aberdare Superstore, Mfg Morrisons Ebbw Vale and more — see the full ranked list above, or open the live map for every forecourt with today's prices.