Fuel Cheap Karnup fuel prices, live today
Live petrol & diesel prices across Karnup, Western Australia. There is 1 fuel station in Karnup across 1 brand, with Golden Bay just 1.6 km away. The most common brand in Karnup is BP. Pulled from the WA FuelWatch scheme, updated every 15 minutes.
BP
Karnup Unleaded Prices
Karnup fuel price map
Cheap fuel in Karnup, WA
The cheapest fuel in Karnup right now is U91 196.9¢, diesel 250.9¢ (cents per litre). Compare live, discounted petrol, diesel and E10 prices at every reporting station near Karnup - sorted cheapest first and refreshed every 15 minutes from official WA Government fuel data. No ads, no sign-up.
Fill up in Karnup?Based on the Mandurah price cycle
No rushMandurah Unleaded 91 is 202.1c/L, mid-cycle with no clear move. Fill up whenever suits.
Fuel stations in Karnup
Live prices for every reporting station in Karnup. Tap one for its own live prices, 14-day trend and directions.
Nearby suburbs
Cheaper local areas
The Mandurah area price trend
Karnup sits about 12 km from the Mandurah price catchment, where 39 stations report live prices. Local pumps broadly follow the Mandurah price cycle - outer suburbs typically lag the centre by a day or two, so the 14-day trend below is your early warning for where Karnup prices head next. The Mandurah unleaded average over the trailing fortnight is about 198.6c/L - use it as the benchmark for whether a Karnup price is genuinely cheap.
Mandurah Fuel Price Trends
14-day regional average · WA
Frequently asked
What is the cheapest fuel in Karnup right now?
Right now the cheapest fuel in Karnup, WA is U91 196.9¢, diesel 250.9¢ (cents per litre), refreshed every 15 minutes from the WA FuelWatch scheme. The live price list on this page sorts every reporting station cheapest-first - pick a fuel type to compare E10, Unleaded 91, Premium 95/98 and diesel.
How many petrol stations are in Karnup?
There is 1 reporting station directly in Karnup. The live price list on this page also pulls in the nearest reporting stations outside Karnup so you don't miss a cheaper fill-up just outside the suburb line.
When is fuel cheapest in Karnup?
Karnup follows the WA 42-day fuel cycle but lags the major metro centres by 24-48 hours. The cheapest pumps in Karnup tend to be mid-week (Tuesday to Thursday). The closest cheaper alternative is usually Golden Bay, 1.6 km away. Check the live price list on this page before filling up.
Which fuel types does Fuel Daddy show for Karnup?
Live prices in Karnup cover Unleaded 91, Unleaded E10, Premium 95, Premium 98, Diesel and Premium Diesel wherever each of its 1 reporting station carries them. E85 ethanol is uncommon at Karnup stations. Use the fuel-type dropdown above the price list to switch between them.
How often are Karnup fuel prices updated?
Every 15 minutes. WA fuel retailers must report price changes to the Government within 30 minutes of the bowser changing, and Fuel Daddy refreshes from the WA FuelWatch scheme four times an hour. The 1 station reporting in Karnup is re-checked on every refresh (this page last generated 10:25 AEST, 24 August 2026).
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