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Find Cheap Petrol in St Helens, Tasmania

As of 21 September 2026, the cheapest unleaded petrol in St Helens, TAS is 235.9c per litre at United, St Helens. Prices range from 235.9c to 240.9c across 3 stations, averaging 237.6c per litre.

Compare fuel prices from 3+ stations in St Helens. Average: 237.6c/L

Last updated: 01:30 AM, 21 Sep 2026

Open Map View
237.6c
Average Price (ULP)
235.9c
Cheapest Price
3+
Petrol Stations
5.0c
Price Range

St Helens Fuel Prices Today

Petrol prices in St Helens currently range from 235.9c to 240.9c per litre for unleaded fuel, with motorists paying an average of 237.6c/L. We're tracking live prices from 3 service stations, which means you could save up to $2.50 on a 50L tank simply by choosing the right station. View all Tasmania prices for broader comparisons.

Fuel Types Available

Compare all fuel types in St Helens: Unleaded (ULP) from 235.9c/L, E10 Ethanol from 230.9c/L (save 5.0c/L), Diesel from 279.9c/L, Premium 95 from 249.9c/L, Premium 98 from 258.9c/L. Each fuel type page shows the cheapest stations in the area, helping you find the best deal whether you need regular unleaded, premium fuel, or diesel.

Best Time to Fill Up

Tasmania's fuel prices vary by location due to the island's geography. Hobart and Launceston typically offer better prices than remote areas. Compare stations before you fill to ensure you're getting the best available rate.

Data Sources

Prices for St Helens are sourced from TAS FuelCheck and community-verified reports, updating continuously throughout the day. Compare prices by brand or view our full station directory for more options.

Petrol Price Trends in St Helens

Diesel
283.9c
No change
7-day change
259.9c 7-Day Trend 283.9c
Range: 24.0c/L
E10
230.9c
No change
7-day change
210.9c 7-Day Trend 230.9c
Range: 20.0c/L
Premium Diesel
279.9c
No change
7-day change
259.9c 7-Day Trend 279.9c
Range: 20.0c/L
Premium 95
249.9c
No change
7-day change
229.9c 7-Day Trend 249.9c
Range: 20.0c/L
Premium 98
260.9c
+21.0c (+8.8%)
7-day change
239.9c 7-Day Trend 260.9c
Range: 21.0c/L
Best: Tuesday
Unleaded
238.4c
+21.8c (+10.1%)
7-day change
216.6c 7-Day Trend 238.4c
Range: 21.8c/L
Best: Wednesday

30-Day Price History

Average (30d) 270.6c
Lowest 259.9c
Highest 283.9c
Volatility High
Average (30d) 221.4c
Lowest 210.9c
Highest 230.9c
Volatility High
Average (30d) 268.1c
Lowest 259.9c
Highest 279.9c
Volatility High
Average (30d) 240.4c
Lowest 229.9c
Highest 249.9c
Volatility High
Average (30d) 249.9c
Lowest 239.9c
Highest 260.9c
Volatility High
Average (30d) 226.4c
Lowest 216.6c
Highest 238.4c
Volatility High

Price Cycle in TAS

TAS fuel prices fluctuate based on global oil markets and local competition. Monitor prices regularly for the best deals.

Mon
OK
Tue
OK
Wed
OK
Thu
OK
Fri
OK
Sat
OK
Sun
OK
Check prices daily and refuel when you see a significant drop.

PetrolSMART. Smart Fuel Insights

Prices on the Rise
Heads up - prices are trending up about 23.0c over the next week. Might be worth filling up sooner rather than later.
59% Forecast Accuracy
Our price predictions are data-driven, verified across 4.5M forecasts using proper scoring methods.
Might Be Worth Waiting
Prices could drop soon based on current trends. If you're not running on empty, might pay to wait a day or two.
E10 Cheaper
E10 saves 7.5c/L.
$4.50 per tank.
Prices Change Often
Check daily for best deals. Also check Devonport and Launceston.

PetrolSMART Price Intelligence

PetrolSMART Market Sentiment
80%
20%
Fill Now
Good Value
Fair
Wait
Check

80% of stations suggest waiting might save you money

7-Day Price Forecast
+23.0c
average expected change
0
forecasting
drop
0
stable
10
forecasting
rise
Prices Expected to Rise
Prices across St Helens are forecast to rise around 23.0c on average. Consider filling up soon if you're running low.

Cheapest Petrol Prices in St Helens Right Now

Unleaded Petrol

Rank Station Brand Suburb Price Updated
United St Helens United St Helens 235.9c Today, 1:30am
BP St Helens BP St Helens 235.9c 18 Sep, 1:33am
TAS Petroleum St Helens (Unmanned) Tas Petroleum St Helens 240.9c Today, 1:02am

Diesel

Rank Station Brand Suburb Price Updated
United St Helens United St Helens 279.9c Today, 1:30am
TAS Petroleum St Helens (Unmanned) Tas Petroleum St Helens 287.9c Today, 1:02am

Ethanol 10%

Rank Station Brand Suburb Price Updated
United St Helens United St Helens 230.9c Today, 1:30am

Premium Unleaded 95

Rank Station Brand Suburb Price Updated
United St Helens United St Helens 249.9c Today, 1:30am

Premium Unleaded 98

Rank Station Brand Suburb Price Updated
United St Helens United St Helens 258.9c Today, 1:30am
BP St Helens BP St Helens 260.9c 18 Sep, 1:33am
TAS Petroleum St Helens (Unmanned) Tas Petroleum St Helens 262.9c Today, 1:02am

Premium Diesel

Rank Station Brand Suburb Price Updated
BP St Helens BP St Helens 279.9c 18 Sep, 1:33am

● Cheapest Suburbs for Petrol in St Helens

Find the best value by suburb - average unleaded petrol prices:

Suburb Stations Average Price Cheapest Price
St Helens 3 stations 237.6c 235.9c

✓ Cheapest Petrol Stations in St Helens

Save money at these stations with the lowest ULP prices. Prices shown for all available fuel types:

Station Address Brand ULP E10 Diesel P95 P98 Updated
United St Helens 16 Cecilia Street, St Helens TAS 7216 United 235.9c 230.9c 279.9c 249.9c 258.9c Today, 1:30am
BP St Helens Cnr 6 Circassion & Cecilia Streets, St Helens TAS 7216 BP 235.9c - - - 260.9c 18 Sep, 1:33am
TAS Petroleum St Helens (Unmanned) 1-11 Warrens Way, St Helens TAS 7216 Tas Petroleum 240.9c - 287.9c - 262.9c Today, 1:02am

⚠ Most Expensive Petrol Stations in St Helens

Avoid overpaying - these stations have the highest ULP prices:

Station Address Brand ULP E10 Diesel P95 P98 Updated
TAS Petroleum St Helens (Unmanned) 1-11 Warrens Way, St Helens TAS 7216 Tas Petroleum 240.9c - 287.9c - 262.9c Today, 1:02am
United St Helens 16 Cecilia Street, St Helens TAS 7216 United 235.9c 230.9c 279.9c 249.9c 258.9c Today, 1:30am
BP St Helens Cnr 6 Circassion & Cecilia Streets, St Helens TAS 7216 BP 235.9c - - - 260.9c 18 Sep, 1:33am

Savings Tip: Price difference between cheapest (235.9c/L) and most expensive (240.9c/L): 5.0c per litre. On a 50L tank, choosing the cheapest station saves you $2.50!

▸ Nearby Areas in TAS

Compare fuel prices in these nearby locations:

Devonport
7 stations
Launceston
6 stations
Smithton
6 stations
Burnie
5 stations
Howrah
5 stations
Invermay
5 stations
New Norfolk
5 stations
Richmond
5 stations
Scottsdale
5 stations
Ulverstone
5 stations
Cambridge
4 stations
Claremont
4 stations
Deloraine
4 stations
East Devonport
4 stations
Moonah
4 stations
Sandy Bay
4 stations
Sorell
4 stations
Wynyard
4 stations
Bridgewater
3 stations
Brighton
3 stations
▸ View Interactive Map & Live Prices for St Helens →

Other Suburbs in Tasmania

Devonport Launceston Smithton Burnie Howrah Invermay New Norfolk Richmond Scottsdale Ulverstone Cambridge Claremont Deloraine East Devonport

About Petrol Prices in St Helens

St Helens has 3 petrol stations. Right now, ULP (unleaded petrol) prices in St Helens range from 235.9c/L to 240.9c/L (a difference of 5.0c/L).

Data sourced from official government sources and community price reports, updated throughout the day. We track live prices from major fuel brands including Ampol, Shell, BP, 7-Eleven, Coles Express, and independent service stations. The current average price is 237.6c/L (last updated: 01:30 AM, 21 Sep 2026).

How to Save Money on Fuel in St Helens

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