Petrol (E10) prices in St Helens averaged 142.4p per litre in March 2026, up 8.4p from the previous period. The highest recorded price was 156.0p in February 2026.

Prices have been trending upward in St Helens recently. Drivers may want to shop around and compare prices between stations to find the best deal.

Over this period, Petrol (E10) prices in St Helens ranged from 127.7p to 156.0p per litre — a spread of 28.3p. This significant variation means it pays to compare prices between stations.