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Average Petrol Price in Merthyr Tydfil

Petrol (E10)162.7p
Diesel (B7S)180.4p

Today the average petrol price in Merthyr Tydfil is 162.65p per litre. 4.5p higher than the average price in Wales.

The current average price of diesel is 180.40p per litre. 4.4p above the Welsh diesel average.

We calculate the daily averages by analysing price data from the 4 petrol stations in Merthyr Tydfil that are sending price changes to the Fuel Finder system.

Cheapest Petrol in Merthyr Tydfil

The cheapest petrol in Merthyr Tydfil is in Merthyr Tydfil (162.6p per litre).

Currently, buying 60 litres of petrol in Merthyr Tydfil costs £0.00 less than in Merthyr Tydfil (162.6p per litre).

Average Fuel Prices by City/Town

Select a town or city to view local petrol station price data.

TOWN/CITY STATIONS PETROL DIESEL
Merthyr Tydfil3162.57p178.90p

Average petrol prices last updated at 28 Jul 2026 10:00 (5 hours, and 12 minutes ago).

Petrol & Diesel Price Trends

The average price of petrol in Merthyr Tydfil has increased by 6.0p in the last week. Diesel has risen by 8.5p.

In the last month, petrol has increased by 10.0p and diesel has risen by 11.3p.