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Cheapest Premium Diesel Fuel Prices in Mount Gambier, SA Today
As of 12 May 2026, the cheapest Premium Diesel around Mount Gambier, SA is 225.90 c/L at Matthews Petroleum. Average across 11 stations within 5km of Mount Gambier centre is 236.90 c/L – down 45.3 cents over the past two weeks.
Prices from South Australia Government, updated every 15 minutes.
Cheapest Premium Diesel stations in Mount Gambier
Top 11 of 11 stations, sorted by price.
Cheapest suburbs in the Mount Gambier area
Lowest live Premium Diesel price per suburb across the wider Mount Gambier area. Distance from Mount Gambier centre.
Fuel prices by type
7 fuel types available around Mount Gambier.
Frequently asked questions
Where is the cheapest Premium Diesel in Mount Gambier?
The cheapest Premium Diesel around Mount Gambier, SA is 225.90 cents per litre at Matthews Petroleum, 7 O'Leary Road.
When is the best day to buy fuel in Mount Gambier?
Based on the past 4 weeks, Sundays tend to have the cheapest Premium Diesel prices around Mount Gambier, averaging 256.40 c/L. Tuesdays tend to be the most expensive at 270.10 c/L – a difference of 13.7 cents.
How many petrol stations are in Mount Gambier?
FuelTrack tracks prices at 11 stations selling Premium Diesel around Mount Gambier, SA. The area has 7 fuel types available, including LPG, E10, U91, U95.
What petrol brands are in Mount Gambier?
There are 6 fuel brands around Mount Gambier including BP, Ampol, Pearl Energy, Mobil, United, Independent. Compare prices across all brands to find the cheapest fuel.
Prices from South Australia Government. View all South Australia suburbs. Compare fuel prices across Australia.