Cheapest fuel prices, trends and insights across Australia
Cheapest Diesel Fuel Prices around Castletown, WA Today
As of 6 April 2026, the cheapest Diesel around Castletown, WA is 309.90 c/L at Harbour Rd Truckstop. Average across 4 stations is 315.90 c/L – up 29.0 cents over the past two weeks.
Prices from Western Australia Government, updated daily via FuelWatch.
WA prices are locked daily via FuelWatch – the price shown is guaranteed until tomorrow.
Diesel stations around Castletown
4 stations selling Diesel, sorted by price.
Fuel prices by type
5 fuel types available around Castletown.
| Type | Cheapest | Average | Stations |
|---|---|---|---|
| U91 | 226.90 | 236.00 | 7 |
| U98 | 243.90 | 267.80 | 6 |
| U95 | 247.00 | 247.60 | 2 |
| Diesel | 309.90 | 315.90 | 4 |
| Premium Diesel | 309.90 | 313.70 | 4 |
Frequently asked questions
Where is the cheapest Diesel around Castletown?
The cheapest Diesel around Castletown, WA is 309.90 cents per litre at Harbour Rd Truckstop, 213 Harbour Rd.
When is the best day to buy fuel in Castletown?
Based on the past 4 weeks, Tuesdays tend to have the cheapest Diesel prices around Castletown, averaging 298.40 c/L. Mondays tend to be the most expensive at 318.40 c/L – a difference of 20.0 cents.
How many petrol stations are around Castletown?
FuelTrack tracks 4 stations selling Diesel around Castletown, WA. The area has 5 fuel types available, including U91, U98, U95, Diesel.
What petrol brands are around Castletown?
There are 3 fuel brands around Castletown including BP, Shell, Independent. Compare prices across all brands to find the cheapest fuel.
Nearby suburbs
Prices from Western Australia Government. View all Western Australia suburbs. Compare fuel prices across Australia.