Petrol and Diesel Prices in Merthyr Tydfil
Compare petrol and diesel prices at 3 petrol stations in Merthyr Tydfil, GLAMORGAN. Prices last updated 22:16 11/11/2026.
Petrol (E10)
166.9p
at EG MERTHYR TYDFIL PFS
Diesel (B7)
196.9p
at EG MERTHYR TYDFIL PFS
Super Unleaded (E5)
186.9p
at EG MERTHYR TYDFIL PFS
Premium Diesel
216.9p
at RONTEC DOWLAIS
Unleaded (E10)
167.0p avg
0.7p below UK average (167.7p)
Diesel
197.0p avg
In line with UK average (197.0p)
Price History in Merthyr Tydfil
See how fuel prices have changed over time with interactive charts and analysis.
Click any column header to sort. Prices shown in pence per litre.
Stations within a few miles of Merthyr Tydfil — worth the short drive for cheaper fuel.
Merthyr Tydfil (GLAMORGAN) currently has 3 petrol stations tracked by FuelCosts.co.uk. The average unleaded petrol price in Merthyr Tydfil today is 167.0p per litre, which is 0.7p below the UK national average of 167.7p.
The cheapest unleaded petrol in Merthyr Tydfil right now is 166.9p at EG MERTHYR TYDFIL PFS. The cheapest diesel is 196.9p at EG MERTHYR TYDFIL PFS.
Fuel prices in Merthyr Tydfil are sourced from the UK Government's CMA Fuel Finder scheme and updated every 4 minutes. We recommend comparing prices before filling up, as prices can vary significantly between stations even within the same town.