Data driven analysis from 10,000+ stations
Western Australia's diesel slipped 7.3 cents per litre overnight while Queensland and South Australia jumped over 8 cents the other way. Marcus Riley unpacks why WA's 24 year old FuelWatch scheme keeps quietly working when the eastern states sit on their hands.
Queensland motorists are copping hikes across petrol, diesel and premium 98 in four separate suburbs while Victoria and Western Australia cut prices on the same morning. A closer look at Caboolture, Ingham, Warwick and Gympie reveals where the value still sits.
New South Wales diesel has climbed 4.2 cents to a state average of 254.1 cents per litre across 1,128 servos, the only mainland state moving against the national tide as Western Australia sheds 22 cents. Dairymans Plains anchors the cheapest list at 223.9 cents while Smithfield and Marulan hold firm under 240.
Hawthorn unleaded fell 33.4 cents overnight to 188.7 while Sale dropped 21.6 cents and Reservoir 12.8 cents. The Melbourne discretionary price cycle has hit its trough phase, and the economics explain why ULP and diesel are moving so differently.
Alice Springs petrol has climbed 13 cents overnight while the Northern Territory diesel average has copped a notable 47 cent jump to 308 cents a litre. Other regional towns including Sale, Clare and Goondiwindi are seeing similar volatility this week.
Some businesses servicing remote Australian communities are charging fuel surcharges of more than 70 percent, and the ACCC just sent legal notices demanding they justify the numbers. With excise relief due to expire 30 June, the watchdog's enforcement push could reshape how surcharges are priced across the country.
Western Australia diesel has fallen 17.5 cents to 259.0 cents per litre across 937 stations, with Forrestfield anchoring the national cheapest list at 225.7 cents on average. Meanwhile NSW border towns like Lavington and Albury climbed sharply, illustrating how divergent the Australian diesel market has become this cycle.
Kallangur ethanol blend has dropped 14.3 cents overnight while Caboolture diesel has climbed 15.2 cents, splitting the Brisbane north corridor in two. The data indicates a wholesale supply decoupling between petrol and diesel terminals at the Port of Brisbane.
While the Northern Territory average diesel price fell 125.9 cents and Western Australia dropped 31.1, NSW edged up just 8.9 cents to 256.9 cents on the 30th April 2026 snapshot. Smithfield and Marulan stations held steady around 238 cents and the economics of supply chain depth explain why.
Two tankers from Brunei and South Korea just landed Australia's first ever Strategic Reserve fuel shipments. Here's what they reveal about how exposed your weekly tank really is, and what changes on 30 June.
Northern Territory diesel averages 304.0 cents per litre across 159 stations, sitting 34.2 cents above the Australian Capital Territory and 50.9 cents above Western Australia. The 252.9 cent spread between Darwin metro pumps and remote outback service stations dwarfs every other state in the country.
Moolap servos in the Geelong region are holding diesel at 203.9 cents while Shepparton, Bendigo and Wodonga cop steep overnight jumps. The split between regional Victoria and Melbourne metro pricing is creating a 69 cent per litre gap.
Dalby diesel jumped 18.9 cents per litre overnight while Western Australia fell 27.6 cents. The economics of inland supply chains and freight delays explain why regional Queensland is paying more this week.
South Australia's diesel quietly climbed 8.3 cents to overtake every other mainland state while The Barossa Council saw unleaded jump a steep 16.3 cents in a single day. Marcus Riley unpacks why SA structurally pays more at the bowser and what the Wingfield bargain hunt looks like right now.
St George diesel has climbed 34 cents in a single pricing cycle to lead a national surge that has lifted six regional Queensland towns into double digit territory. Meanwhile Goondiwindi delivered the sharpest unleaded fall of the day, dropping 16.6 cents to 169.3 cents.
NSW diesel has climbed 14.1 cents overnight to a state average of 265.3 cents, but Western Sydney suburbs Smithfield and Greenacre are holding the line under 240 cents. With a 156 cent spread across the state, knowing which servos are doing the right thing matters more than ever.
NSW diesel climbed 14.2 cents overnight to average 265.4 cents per litre, yet Bathurst still has pumps at 218.9 cents and Singleton's four servos are pricing within 1.4 cents of each other. A closer look at where the regional bargains are hiding.
Victoria has announced a car rego rebate framed as fuel cost relief. Marcus Riley unpacks why a fixed annual fee can't be the right lever for a per-litre problem, why making motorists apply for it is the most revealing design choice, and what genuine fuel relief would actually look like.
Western Australia diesel fell 35.4 cents overnight to a 261 cent average while South Australia, Tasmania and Queensland all climbed. Beckenham hit 215 cents and the supply economics behind WA's faster price transmission explain the split.
South Australia diesel has surged 15.6 cents in a single cycle to become Australia's most expensive mainland diesel market at 271.0 cents per litre. Meanwhile, the regional town of Clare has recorded a 19.6 cent unleaded jump to 201.8 cents across five servos.
Hawthorn unleaded dropped 27.6 cents overnight to 186.6 cents per litre across five stations, while Benalla premium 95 climbed 21.1 cents in the opposite direction. Victoria's overall diesel spread has widened to 185.1 cents per litre as inner Melbourne discounting clashes with regional wholesale pressure.
Regional Queensland diesel has copped a notable increase overnight with Toowoomba up 50 cents a litre while Brisbane's Brendale and Deception Bay servos hold under 251 cents. Here's where to fill up if you're in QLD this weekend.
South Australia has lifted diesel prices by 10.3 cents while WA, NSW and Victoria all cut prices on the same morning. A closer look at Wingfield, Balaklava and Coffin Bay reveals where the value sits and why the SA differential deserves scrutiny.
Preston unleaded petrol has climbed 18.1 cents to 183.7 cents in a single pricing cycle, with every fuel grade in the suburb rising sharply. Meanwhile, Victoria's statewide diesel spread has widened to 190.1 cents, the largest of any Australian state.