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Diesel in St Marys is dearer than the Tasmania average
St Marys sits 11.8c above the Tasmania average. St Marys is 12.1c/L under its 30-day average right now — near the bottom of the cycle.
How it compares
- Tasmania state avg201.1c/L+11.8c/L
- National avg193.2c/L+19.7c/L
- Wholesale (TGP)170.9c/L+42c/L
Top stations
Cheapest Diesel stations in St Marys
Sorted by current Diesel price. Tap a station for grades, directions and price age.
30-day spread · Diesel
St Marys Diesel cycle
St Marys is currently 12.1c/L below its 30-day average — a relatively good time to fill up.
30-day low
195.9c/L
Lowest point in the local spread
30-day average
216.5c/L
30-day high
232.9c/L
Today's average
204.4c/L
Cheapest Diesel right now
Source: Reported Diesel pump prices across St Marys.
7-day outlook
St Marys 7-day Diesel outlook
St Marys prices follow the Hobart cycle, so this outlook takes the Hobart Diesel forecast and adjusts it to St Marys's own price level using 90 days of local history. You can see the Hobart benchmark alongside the local estimate below.
Hobart is in the falling phase of its current cycle.
St Marys today (est.)
197.0c/L
Hobart 197.4c/L · -0.4c/L local
Predicted in 7 days
191.2c/L
7-day range
189.1 – 198.4c/L
Nearby suburbs
Suburbs near St Marys
How St Marys compares to neighbouring areas — cheapest first, delta vs the St Marys average.
- PyPyenganaCheapest
204.6c
-8.3vs St Marys - GoGoulds Country
204.6c
-8.3vs St Marys - AkAkaroa
204.6c
-8.3vs St Marys - GoGoshen
204.6c
-8.3vs St Marys - BiBinalong Bay
204.6c
-8.3vs St Marys - LoLottah
204.6c
-8.3vs St Marys - MaMathinna
209.9c
-3.0vs St Marys - MaMangana
209.9c
-3.0vs St Marys - FiFingal
209.9c
-3.0vs St Marys - UpUpper Esk
209.9c
-3.0vs St Marys - StSt MarysYou
212.9c
0.0vs St Marys
At a glance
St Marys fuel prices at a glance
- Cheapest Diesel
- 212.9 c/L
- Suburb average
- 212.9 c/L
- Station tracked
- 1
- Brand
- 1
- Postcode
- 7215
- Last updated
- 24 June 2026, 8:44 am AEST
Explore the area
Browse fuel prices around St Marys
Step up to the city and state, compare neighbouring suburbs, or open the live Diesel map.
St Marys snapshot
Live Diesel prices in St Marys
How it compares
St Marys is currently 11.8c above the Tasmania state average of 201.1c. Open the live fuel map to see how individual stations spread within St Marys.
Compare neighbouring suburbs
Cheaper fuel may be nearby — compare Mathinna (from 199.9c), Mangana (from 199.9c), Fingal (from 199.9c), Upper Esk (from 199.9c) or Pyengana (from 195.9c) before planning a fill-up.
Brands operating here
1 fuel brand operate stations in St Marys, including Ampol. Brand loyalty programs and discount apps can shift the cheapest pump by 4–6c/L on any given day.
Frequently asked
St Marys fuel questions
The cheapest Diesel in St Marys is currently at Ampol St. Marys for 212.9 c/L.
FuelRadar app
Keep St Marys fuel prices in your pocket
Track St Marys prices, watch the local cycle and get an alert before the next jump — from your phone.
