Don't get pumped.
As of 20 July 2026, the cheapest Premium Diesel in Northern Territory is 206.9c per litre at Solo, Casuarina — versus the Northern Territory average of 217.6c (2.8c above the national average of 214.8c). Across 38 stations, Premium Diesel ranges from 206.9c to 285.0c, so filling a 50-litre tank at the cheapest station saves about $5.35 over the state average. Over the past week the NT average has risen 35.5c.
Compare Premium Diesel across 38 stations in Northern Territory. Updated 06:07 PM, 20 Jul 2026.
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Over the past 82 days, Premium Diesel in Northern Territory has averaged 218.8c per litre, peaking at 258.3c on 29 April and bottoming out at 179.6c on 1 July — a range of 78.7c. Over the past week the NT average has risen 35.5c. Timing a fill-up around that range matters: on a 50-litre tank, filling at the period low instead of the peak saves $39.35.
| Month | Average Premium Diesel |
|---|---|
| May 2026 | 239.3c |
| June 2026 | 200.4c |
| July 2026 | 195.1c |
| Brand | Avg Price | Stations |
|---|---|---|
| Independent | 214.2c | 15 |
| Ampol | 218.4c | 7 |
| EG Ampol | 218.6c | 9 |
The cheapest Premium Diesel price in Northern Territory right now is 206.9c per litre, across 38 stations tracked. The cheapest suburb right now is Casuarina at a 209.9c average across 3 stations. Filling a 50-litre tank at the cheapest station instead of a station charging the state average of 217.6c saves $5.35. 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 Northern Territory average for Premium Diesel is 217.6c per litre — 2.8c above the national average of 214.8c. Prices at individual stations range from 206.9c to 285.0c, a spread of 78.1c that shows how much shopping around can save. Over the past week the NT average has risen 35.5c. Petrolmate computes this average from every station reporting Premium Diesel in Northern Territory via the official government price feed, refreshed twice daily.
Independent is currently the cheapest brand for Premium Diesel in Northern Territory at 214.2c per litre average across 15 stations. The gap between the cheapest brand (Independent, 214.2c) and the priciest in our list (EG Ampol, 218.6c) is 4.4c per litre — about $2.20 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 82 days, Premium Diesel in Northern Territory has averaged 218.8c per litre, peaking at 258.3c on 29 April and bottoming out at 179.6c on 1 July — a range of 78.7c. Over the past week the NT average has risen 35.5c. Monthly averages for the past half-year are published in the table on this page. All figures come from official Northern Territory government price reporting, aggregated daily by Petrolmate.