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Cheapest Premium Diesel Fuel Prices around St Marys, SA Today
As of 27 May 2026, the cheapest Premium Diesel around St Marys, SA is 215.90 c/L at OTR Marion. Average across 23 stations within 5km of St Marys centre is 220.90 c/L – down 16.8 cents over the past two weeks.
Prices from Australian Capital Territory Government, updated every 15 minutes.
Premium Diesel stations around St Marys
23 stations selling Premium Diesel, sorted by price.
Fuel prices by type
7 fuel types available around St Marys.
Frequently asked questions
Where is the cheapest Premium Diesel around St Marys?
The cheapest Premium Diesel around St Marys, SA is 215.90 cents per litre at OTR Marion, 754 Marion Rd & Finniss St.
When is the best day to buy fuel in St Marys?
Based on the past 4 weeks, Mondays tend to have the cheapest Premium Diesel prices around St Marys, averaging 230.10 c/L. Tuesdays tend to be the most expensive at 233.90 c/L – a difference of 3.8 cents.
How many petrol stations are around St Marys?
FuelTrack tracks prices at 23 stations selling Premium 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 5 fuel brands around St Marys including Independent, Liberty, United, Ampol, U-Go. Compare prices across all brands to find the cheapest fuel.
Nearby suburbs
Suburbs near St Marys with Premium Diesel prices, sorted by distance.
Prices from Australian Capital Territory Government. View all Australian Capital Territory suburbs. Compare fuel prices across Australia.