Petrol and Diesel Prices in Machynlleth
Compare petrol and diesel prices at 2 petrol stations in Machynlleth. Prices last updated 13:21 26/09/2026.
Petrol (E10)
172.9p
at Mallwyd Service Station
Diesel (B7)
199.9p
at Mallwyd Service Station
Super Unleaded (E5)
199.9p
at ASCONA MACHYNLLETH SERVICE STATION
Premium Diesel
219.9p
at ASCONA MACHYNLLETH SERVICE STATION
Unleaded (E10)
174.0p avg
In line with UK average (174.0p)
Diesel
200.0p avg
1.0p above UK average (199.0p)
Price History in Machynlleth
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.
Machynlleth currently has 2 petrol stations tracked by FuelCosts.co.uk. The average unleaded petrol price in Machynlleth today is 174.0p per litre, which is in line with the UK national average of 174.0p.
The cheapest unleaded petrol in Machynlleth right now is 172.9p at Mallwyd Service Station. The cheapest diesel is 199.9p at Mallwyd Service Station.
Fuel prices in Machynlleth 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.