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Cheapest Diesel Fuel Prices in Mount Gambier, SA Today
As of 8 April 2026, the cheapest Diesel in Mount Gambier, SA is 305.90 c/L at Matthews Petroleum. Average across 13 stations is 316.40 c/L – up 28.8 cents over the past two weeks.
Prices from Victoria Government, updated every 15 minutes.
Cheapest Diesel stations in Mount Gambier
Top 13 of 13 stations, sorted by price.
Cheapest suburbs in Mount Gambier
Lowest station price per suburb right now.
Fuel prices by type
7 fuel types available in Mount Gambier.
Frequently asked questions
Where is the cheapest Diesel in Mount Gambier?
The cheapest Diesel in Mount Gambier, SA is 305.90 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, Tuesdays tend to have the cheapest Diesel prices in Mount Gambier, averaging 295.90 c/L. Sundays tend to be the most expensive at 306.40 c/L – a difference of 10.5 cents.
How many petrol stations are in Mount Gambier?
FuelTrack tracks 13 stations selling Diesel in Mount Gambier, SA. The area has 7 fuel types available, including LPG, E10, U91, U95.
What petrol brands are in Mount Gambier?
There are 7 fuel brands in Mount Gambier including BP, APCO, Shell, Ampol, United, Independent, Reddy Express. Compare prices across all brands to find the cheapest fuel.
Prices from Victoria Government. View all Victoria suburbs. Compare fuel prices across Australia.