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Cheapest Petrol & Diesel in Merthyr Mawr Today

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Last updated: · Prices refresh every 30 minutes from the UK government's Fuel Finder service.

Cheapest Petrol in Merthyr Mawr

146.9p per litre at Texaco, Merthyr Mawr
Area average: 146.9p — save up to 0.0p/litre

Cheapest Diesel in Merthyr Mawr

163.9p per litre at Texaco, Merthyr Mawr
Area average: 163.9p — save up to 0.0p/litre
Browse by brand: Texaco

Worth the Drive?

Petrol averages 3.0p less in Newcastle Higher (143.9p vs 146.9p here). The round trip is about 3 miles each way, costing roughly £1.12 in fuel at 35 mpg. A 60‑litre fill would save £1.80 — a net saving of £0.68 after the return journey.

Diesel averages 7.0p less in Newcastle Higher (156.9p vs 163.9p here). The round trip is about 3 miles each way, costing roughly £0.85 in fuel at 50 mpg. A 60‑litre fill would save £4.20 — a net saving of £3.35 after the return journey.

There are 1 fuel stations in Merthyr Mawr reporting live prices via the UK government's Fuel Finder service. Unleaded petrol (E10) averages 146.9p per litre across 1 stations. Diesel (B7) averages 163.9p across 1 stations. Unleaded is 6.2p below the national average of 153.1p.

Use our fuel station finder to find the most economical place to fill up near you, or calculate the fuel cost of a longer trip from Merthyr Mawr.

Fuel Stations in Merthyr Mawr

Station Postcode E10 E5 B7 SDV
Texaco, Merthyr Mawr CF32 0LY 146.9p Cheapest 169.9p Cheapest 163.9p Cheapest 185.9p Cheapest

Station Map

Average Petrol and Diesel Prices in Merthyr Mawr (pence per litre)

Unleaded (E10)
146.9p
1 stations
6.2p below national
Super Unleaded (E5)
169.9p
1 stations
1.6p below national
Diesel (B7)
163.9p
1 stations
7.2p below national
Premium Diesel
185.9p
1 stations
5.9p below national

30-Day Price Trend in the Cardiff Region (pence per litre)

Daily averages across all stations in the Cardiff postcode area over the last 30 days. Merthyr Mawr sits within this region.

What does fuel cost a typical driver in Merthyr Mawr?

At current prices, a typical driver covering 12000 miles a year in a petrol car averaging 35 mpg spends about £2290/year on fuel in Merthyr Mawr (at 146.9p/L). That's £97 less than the UK average of £2386. Across the wider Cardiff (CF) postcode area petrol averages 150.7p/L, working out at £2349/year.

A diesel driver doing the same 12000 miles at 50 mpg spends about £1788/year at Merthyr Mawr's average diesel price of 163.9p/L. That's £79 less than the UK average of £1867. Across the wider Cardiff (CF) postcode area diesel averages 168.0p/L — £1833/year.

Fuel Prices by Brand in Merthyr Mawr

Average prices and cheapest station for each fuel brand in Merthyr Mawr.

Texaco Fuel Prices in Merthyr Mawr

There is 1 Texaco forecourt in Merthyr Mawr. Petrol is 146.9p/L. Diesel is 163.9p/L. Live prices: Texaco, Merthyr Mawr. Texaco fuel prices across the UK →

Show station details
StationPostcodeE10B7
Texaco, Merthyr Mawr CF32 0LY 146.9p 163.9p

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Frequently Asked Questions

The cheapest unleaded petrol (E10) in Merthyr Mawr today is 146.9p per litre at TEXACO, CF32 0LY. The average across 1 stations is 146.9p. Prices are sourced from the UK government's Fuel Finder service and updated every 30 minutes.

The cheapest diesel (B7) in Merthyr Mawr today is 163.9p per litre at TEXACO, CF32 0LY. The average across 1 stations is 163.9p. Prices are sourced from the UK government's Fuel Finder service.

The average unleaded (E10) price in Merthyr Mawr is 146.9p per litre from 1 stations. The national average is 153.1p, so Merthyr Mawr is 6.2p below the national average.

The average diesel (B7) price in Merthyr Mawr is 163.9p per litre from 1 stations. The national average is 171.1p, so Merthyr Mawr is 7.2p below the national average.

There are currently 1 fuel stations reporting prices in Merthyr Mawr. This includes supermarket forecourts, independent stations, and branded sites.

Fuel prices on MPG Calc are updated every 30 minutes using official data from the UK government's Fuel Finder service. All retailers with 250+ filling stations are required by law to report their prices, covering the vast majority of UK forecourts.