Petrol and Diesel Prices in Casnewydd
Compare petrol and diesel prices at 5 petrol stations in Casnewydd. Prices last updated 08:00 12/08/2026.
Petrol (E10)
157.9p
at Hillcroft Stores
Diesel (B7)
177.9p
at Hillcroft Stores
Super Unleaded (E5)
169.9p
at NEWPORT EXTRA - PETROL FILLING STATION
Premium Diesel
194.9p
at NEWPORT CHEPSTOW RD ESSO EXPRESS
Unleaded (E10)
161.0p avg
0.8p below UK average (161.8p)
Diesel
182.0p avg
In line with UK average (182.0p)
Price History in Casnewydd
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 Casnewydd — worth the short drive for cheaper fuel.
Casnewydd currently has 5 petrol stations tracked by FuelCosts.co.uk. The average unleaded petrol price in Casnewydd today is 161.0p per litre, which is 0.8p below the UK national average of 161.8p.
The cheapest unleaded petrol in Casnewydd right now is 157.9p at Hillcroft Stores. The cheapest diesel is 177.9p at Hillcroft Stores.
Fuel prices in Casnewydd 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.