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Cheapest Diesel Fuel Prices around St Marys, NSW Today
As of 21 May 2026, the cheapest Diesel around St Marys, NSW is 225.50 c/L at Speedway North St Marys. Average across 6 stations within 5km of St Marys centre is 228.00 c/L – down 20.0 cents over the past two weeks.
Prices from New South Wales Government, updated every 15 minutes.
Diesel stations around St Marys
6 stations selling Diesel, sorted by price.
Fuel prices by type
7 fuel types available around St Marys.
Frequently asked questions
Where is the cheapest Diesel around St Marys?
The cheapest Diesel around St Marys, NSW is 225.50 cents per litre at Speedway North St Marys, 91 Glossop St, North St Marys NSW 2760.
When is the best day to buy fuel in St Marys?
Based on the past 4 weeks, Wednesdays tend to have the cheapest Diesel prices around St Marys, averaging 238.60 c/L. Fridays tend to be the most expensive at 245.50 c/L – a difference of 6.9 cents.
How many petrol stations are around St Marys?
FuelTrack tracks prices at 6 stations selling Diesel 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 5 fuel brands around St Marys including Speedway, Ampol, BP, Reddy Express, United. Compare prices across all brands to find the cheapest fuel.
Nearby suburbs
Suburbs near St Marys with Diesel prices, sorted by distance.
Prices from New South Wales Government. View all New South Wales suburbs. Compare fuel prices across Australia.