Don't get pumped.
As of 19 October 2026, the cheapest Ethanol 85% in Western Australia is 269.9c per litre at United, Naval Base — versus the Western Australia average of 269.9c (6.1c above the national average of 263.8c). Across 13 stations, Ethanol 85% ranges from 269.9c to 269.9c, so filling a 50-litre tank at the cheapest station saves about $0.00 over the state average.
Compare Ethanol 85% across 13 stations in Western Australia. Updated 07:44 PM, 19 Oct 2026.
| Brand | Avg Price | Stations |
|---|---|---|
| United | 269.9c | 12 |
The cheapest Ethanol 85% price in Western Australia right now is 269.9c per litre, across 13 stations tracked. Filling a 50-litre tank at the cheapest station instead of a station charging the state average of 269.9c saves $0.00. See the live cheapest-stations list on this page for the exact station, address and suburb. Prices update twice daily from the official state government feed, so the cheapest station can change between the morning and afternoon updates — check again before you drive.
The current Western Australia average for Ethanol 85% is 269.9c per litre — 6.1c above the national average of 263.8c. Prices at individual stations range from 269.9c to 269.9c, a spread of 0.0c that shows how much shopping around can save. Petrolmate computes this average from every station reporting Ethanol 85% in Western Australia via the official government price feed, refreshed twice daily.
United is currently the cheapest brand for Ethanol 85% in Western Australia at 269.9c per litre average across 12 stations.