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Live Petrol Prices in Marion, Adelaide – 2+ Local Stations

As of 21 September 2026, the cheapest unleaded petrol in Marion, SA is 225.5c per litre at Solo, Marion. Prices range from 225.5c to 231.9c across 2 stations, averaging 229.8c per litre.

Live fuel prices from 2+ stations in Marion, Adelaide. Average: 229.8c/L

Last updated: 11:58 AM, 20 Sep 2026

Open Map View
229.8c
Average Price (ULP)
225.5c
Cheapest Price
2+
Petrol Stations
6.4c
Price Range

Marion Fuel Prices Today

Petrol prices in Marion (Adelaide area) currently range from 225.5c to 231.9c per litre for unleaded fuel, with motorists paying an average of 229.8c/L. We're tracking live prices from 2 service stations, which means you could save up to $3.20 on a 50L tank simply by choosing the right station. View all South Australia prices for broader comparisons.

Fuel Types Available

Compare all fuel types in Marion: Unleaded (ULP) from 225.5c/L, E10 Ethanol from 224.5c/L (save 1.0c/L), Diesel from 278.5c/L, Premium 95 from 249.4c/L, Premium 98 from 249.5c/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

South Australian prices are typically lowest Monday to Wednesday. Avoid filling up on weekends when prices tend to be higher. Check our Best Time to Fill Up guide for detailed advice.

Data Sources

Prices for Marion are sourced from SA Fuel Pricing 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 Marion

Diesel
278.5c
+15.0c (+5.7%)
7-day change
247.5c 7-Day Trend 278.5c
Range: 31.0c/L
Best: Friday
E10
224.5c
+16.0c (+7.7%)
7-day change
198.5c 7-Day Trend 224.5c
Range: 26.0c/L
Best: Thursday
LPG
99.5c
No change
7-day change
99.5c 7-Day Trend 99.5c
Range: 0.0c/L
Best: Sunday
Premium Diesel
286.9c
+19.0c (+7.1%)
7-day change
263.9c 7-Day Trend 286.9c
Range: 23.0c/L
Best: Tuesday
Premium 95
249.4c
+15.0c (+6.4%)
7-day change
226.4c 7-Day Trend 249.4c
Range: 23.0c/L
Best: Tuesday
Premium 98
255.8c
+18.1c (+7.6%)
7-day change
228.7c 7-Day Trend 254.2c
Range: 25.5c/L
Best: Tuesday
Unleaded
229.8c
+16.6c (+7.8%)
7-day change
204.2c 7-Day Trend 228.7c
Range: 24.5c/L
Best: Tuesday

30-Day Price History

Average (30d) 263.4c
Lowest 247.5c
Highest 278.5c
Volatility High
Average (30d) 210.2c
Lowest 198.5c
Highest 224.5c
Volatility High
Average (30d) 99.5c
Lowest 99.5c
Highest 99.5c
Volatility Low
Average (30d) 274.7c
Lowest 263.9c
Highest 286.9c
Volatility High
Average (30d) 238.9c
Lowest 226.4c
Highest 249.4c
Volatility High
Average (30d) 241.1c
Lowest 228.7c
Highest 254.2c
Volatility High
Average (30d) 216.4c
Lowest 204.2c
Highest 228.7c
Volatility High

Price Cycle in SA

South Australia shows moderate price cycling with mid-week peaks.

Mon
Best
Tue
Best
Wed
Avoid
Thu
Avoid
Fri
OK
Sat
OK
Sun
OK
Start-of-week refueling (Monday/Tuesday) offers the best value in South Australia.

PetrolSMART. Smart Fuel Insights

Prices Holding Steady
Prices are pretty stable at the moment. Fill up whenever suits you best.
95% Forecast Accuracy
Our price predictions are highly accurate, verified across 4.3M forecasts using proper scoring methods.
Prices Climbing
Prices are on the way up. If you need fuel, better to fill up soon.
Cheapest Day: Tuesday
Historically, Tuesday tends to have the best prices around here. Worth keeping in mind for your next fill.
E10 Cheaper
E10 saves 5.3c/L.
$3.16 per tank.

PetrolSMART Price Intelligence

PetrolSMART Market Sentiment
100%
Fill Now
Good Value
Fair
Wait
Check

Check individual station prices in Marion

Price Cycle Overview

Distribution of stations across cycle phases in Marion

Dominant
Rising
70% conf
Low 0% (0)
Rising 100% (12)
High 0% (0)
Falling 0% (0)
Rising Phase Dominant
Prices climbing - fill up soon to save
7-Day Price Forecast
0.0c
average expected change
0
forecasting
drop
7
stable
0
forecasting
rise
Prices Expected to Hold Steady
Prices across Marion are expected to remain relatively stable over the next week. Fill up when convenient.
Best Day to Fill Up
Tuesday

Based on historical price patterns in Marion, Tuesday tends to offer the best prices. Tuesday is historically one of the best days to fill up in many areas.

Cheapest Petrol Prices in Marion Right Now

Unleaded Petrol

Rank Station Brand Suburb Price Updated
Solo Marion Solo Marion 225.5c Yesterday, 11:58am
OTR Marion OTR Marion 231.9c 19 Sep, 10:00pm
OTR Marion OTR Marion 231.9c Yesterday, 11:58am

Diesel

Rank Station Brand Suburb Price Updated
Solo Marion Solo Marion 278.5c Yesterday, 11:58am

Ethanol 10%

Rank Station Brand Suburb Price Updated
Solo Marion Solo Marion 224.5c Yesterday, 11:58am

Premium Unleaded 95

Rank Station Brand Suburb Price Updated
OTR Marion OTR Marion 249.4c 19 Sep, 10:00pm
OTR Marion OTR Marion 249.4c Yesterday, 11:58am

Premium Unleaded 98

Rank Station Brand Suburb Price Updated
Solo Marion Solo Marion 249.5c Yesterday, 11:58am
OTR Marion OTR Marion 258.9c 19 Sep, 10:00pm
OTR Marion OTR Marion 258.9c Yesterday, 11:58am

Premium Diesel

Rank Station Brand Suburb Price Updated
OTR Marion OTR Marion 286.9c 19 Sep, 10:00pm
OTR Marion OTR Marion 286.9c Yesterday, 11:58am

LPG/Autogas

Rank Station Brand Suburb Price Updated
Solo Marion Solo Marion 99.5c Yesterday, 11:58am

● Cheapest Suburbs for Petrol in Marion

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

Suburb Stations Average Price Cheapest Price
Marion 2 stations 228.7c 225.5c

✓ Cheapest Petrol Stations in Marion

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
Solo Marion 734 Marion Road Solo 225.5c 224.5c 278.5c - 249.5c Yesterday, 11:58am
OTR Marion 754 Marion Rd & Finniss St OTR 231.9c - - 249.4c 258.9c Yesterday, 11:58am

⚠ Most Expensive Petrol Stations in Marion

Avoid overpaying - these stations have the highest ULP prices:

Station Address Brand ULP E10 Diesel P95 P98 Updated
OTR Marion 754 Marion Rd & Finniss St OTR 231.9c - - 249.4c 258.9c Yesterday, 11:58am
Solo Marion 734 Marion Road Solo 225.5c 224.5c 278.5c - 249.5c Yesterday, 11:58am

Savings Tip: Price difference between cheapest (225.5c/L) and most expensive (231.9c/L): 6.4c per litre. On a 50L tank, choosing the cheapest station saves you $3.20!

▸ Nearby Areas in SA

Compare fuel prices in these nearby locations:

Port Augusta
9 stations
Mount Gambier
8 stations
Port Lincoln
8 stations
Ceduna
6 stations
Blair Athol
5 stations
Bordertown
5 stations
Clare
5 stations
Hawker
5 stations
Kadina
5 stations
Murray Bridge
5 stations
Port Pirie
5 stations
Renmark
5 stations
The Barossa Council
5 stations
Victor Harbor
5 stations
Waikerie
5 stations
Whyalla
5 stations
Balaklava
4 stations
Berri
4 stations
Coffin Bay
4 stations
Coober Pedy
4 stations
▸ View Interactive Map & Live Prices for Marion →

Nearby Suburbs in Adelaide

Blair Athol Pooraka Parafield Gardens Kilburn Prospect Adelaide Kent Town North Adelaide Norwood Paradise Parafield Salisbury Stepney St Peters

About Petrol Prices in Marion

Marion has 2 petrol stations. Right now, ULP (unleaded petrol) prices in Marion range from 225.5c/L to 231.9c/L (a difference of 6.4c/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 229.8c/L (last updated: 11:58 AM, 20 Sep 2026).

How to Save Money on Fuel in Marion

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