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Cheapest Diesel Fuel Prices around St Marys, SA Today
As of 13 May 2026, the cheapest Diesel around St Marys, SA is 225.90 c/L at AMPM Edwardstown. Average across 7 stations within 5km of St Marys centre is 229.50 c/L – down 44.9 cents over the past two weeks.
Prices from Australian Capital Territory Government, updated every 15 minutes.
Diesel stations around St Marys
7 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, SA is 225.90 cents per litre at AMPM Edwardstown, 62-102 Daws Road.
When is the best day to buy fuel in St Marys?
Based on the past 4 weeks, Mondays tend to have the cheapest Diesel prices around St Marys, averaging 250.70 c/L. Tuesdays tend to be the most expensive at 268.10 c/L – a difference of 17.4 cents.
How many petrol stations are around St Marys?
FuelTrack tracks prices at 7 stations selling Diesel around St Marys, SA. The area has 7 fuel types available, including LPG, E10, U91, U95.
What petrol brands are around St Marys?
There are 4 fuel brands around St Marys including Independent, United, Liberty, Ampol. Compare prices across all brands to find the cheapest fuel.
Nearby suburbs
Suburbs near St Marys with Diesel prices, sorted by distance.
Prices from Australian Capital Territory Government. View all Australian Capital Territory suburbs. Compare fuel prices across Australia.