Cheapest fuel prices, trends and insights across Australia
Cheapest U91 Fuel Prices around St Marys, NSW Today
As of 6 April 2026, the cheapest U91 around St Marys, NSW is 223.50 c/L at Shell Reddy Express St Marys. Average across 18 stations is 228.90 c/L – down 7.6 cents over the past two weeks.
Prices from New South Wales Government, updated every 15 minutes.
U91 stations around St Marys
18 stations selling U91, sorted by price.
Fuel prices by type
7 fuel types available around St Marys.
Frequently asked questions
Where is the cheapest U91 around St Marys?
The cheapest U91 around St Marys, NSW is 223.50 cents per litre at Shell Reddy Express St Marys, 61-63 CHRISTIE ST, ST MARYS NSW 2760.
When is the best day to buy fuel in St Marys?
Based on the past 4 weeks, Thursdays tend to have the cheapest U91 prices around St Marys, averaging 236.30 c/L. Mondays tend to be the most expensive at 247.10 c/L – a difference of 10.8 cents.
How many petrol stations are around St Marys?
FuelTrack tracks 18 stations selling U91 around St Marys, NSW. The area has 7 fuel types available, including LPG, E10, U91, U95.
What petrol brands are around St Marys?
There are 9 fuel brands around St Marys including Reddy Express, Metro, Speedway, Shell, Independent, 7-Eleven, Ampol, BP. Compare prices across all brands to find the cheapest fuel.
Nearby suburbs
Prices from New South Wales Government. View all New South Wales suburbs. Compare fuel prices across Australia.