Costco Fuel Prices in Casuarina
Costco Casuarina (137 Market Street, Perth's southern suburbs) is at 156.7c per litre for Unleaded as of Jul 19, 2026. Like all WA stations it prices under FuelWatch rules — one price per day, published the afternoon before — and we log every daily reset on the chart below.
Today's Costco Member Fuel Prices
Costco Fuel Station, 137 Market Street, Casuarina, WA. Prices are for Costco members and are updated when station prices change.
About this station
Casuarina is Costco's second WA forecourt, serving Kwinana, Baldivis and the fast-growing corridor south of Perth along the Kwinana Freeway. Grades: Unleaded, Premium 98, Premium Diesel; membership card required at the pump.
South-of-the-river fuel maths
For members south of Fremantle, the drive to Casuarina usually beats crossing the city to Perth Airport — the two Costco stations price identically most days, and both sit at the bottom of the Perth market.
How we track this price
WA's FuelWatch publishes each station's locked daily price; we record every one for this station, so the chart above is its complete recent history.