Don't get pumped.
As of 9 September 2026, the cheapest Ethanol 10% in South Australia is 191.9c per litre at United, Blair Athol — versus the South Australia average of 198.8c (8.5c below the national average of 207.3c). Across 52 stations, Ethanol 10% ranges from 191.9c to 213.5c, so filling a 50-litre tank at the cheapest station saves about $3.45 over the state average. Over the past week the SA average has risen 8.8c.
Compare Ethanol 10% across 52 stations in South Australia. Updated 11:48 PM, 09 Sep 2026.
Over the past 90 days, Ethanol 10% in South Australia has averaged 172.2c per litre, peaking at 200.7c on 5 August and bottoming out at 152.3c on 23 June — a range of 48.4c. Over the past week the SA average has risen 8.8c. Timing a fill-up around that range matters: on a 50-litre tank, filling at the period low instead of the peak saves $24.20.
| Month | Average Ethanol 10% |
|---|---|
| April 2026 | 176.9c |
| May 2026 | 173.8c |
| June 2026 | 159.3c |
| July 2026 | 162.9c |
| August 2026 | 196.6c |
The cheapest Ethanol 10% price in South Australia right now is 191.9c per litre, across 52 stations tracked. The cheapest suburb right now is Blair Athol at a 195.2c average across 4 stations. Filling a 50-litre tank at the cheapest station instead of a station charging the state average of 198.8c saves $3.45. 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 South Australia average for Ethanol 10% is 198.8c per litre — 8.5c below the national average of 207.3c. Prices at individual stations range from 191.9c to 213.5c, a spread of 21.6c that shows how much shopping around can save. Over the past week the SA average has risen 8.8c. Petrolmate computes this average from every station reporting Ethanol 10% in South Australia via the official government price feed, refreshed twice daily.
Solo is currently the cheapest brand for Ethanol 10% in South Australia at 198.1c per litre average across 11 stations. The gap between the cheapest brand (Solo, 198.1c) and the priciest in our list (United, 198.5c) is 0.4c per litre — about $0.20 per 50-litre tank. Brand averages are recalculated twice daily from official price data, so the cheapest brand can change with the price cycle.
Over the past 90 days, Ethanol 10% in South Australia has averaged 172.2c per litre, peaking at 200.7c on 5 August and bottoming out at 152.3c on 23 June — a range of 48.4c. Over the past week the SA average has risen 8.8c. Monthly averages for the past half-year are published in the table on this page. All figures come from official South Australia government price reporting, aggregated daily by Petrolmate.