Don't get pumped.
Prices last updated: 01:50 AM, 05 Jun 2026
OTR St Marys is currently offering Unleaded Petrol at 159.9c/L, making it a competitive option for motorists in St Marys. This OTR station offers 4 fuel types with prices ranging from 159.9c to 200.9c per litre. Available fuel types: Unleaded Petrol (159.9c/L), Premium Unleaded 95 (177.4c/L), Premium Unleaded 98 (186.9c/L), Premium Diesel (200.9c/L).
Prices are currently well below average, in the bottom 1% of the 30-day range. • Ranked #2 of 3 cheapest in St Marys
Located at 1181 South Rd, this OTR station serves the St Marys area in SA. Compare prices with other stations in St Marys to ensure you're getting the best deal, or view all OTR stations across SA.
Finding the cheapest fuel in St Marys? Compare this station's prices with all OTR and competitor stations in the area. View all St Marys fuel prices or browse statewide prices across SA. Use our Best Time to Fill Up guide to maximise your savings.
Prices are sourced from SA Fuel Pricing and community-verified reports, updating continuously throughout the day. Compare prices by brand or use our Savings Calculator to see how much you could save.
Where this station sits in the typical weekly price cycle
Prices are trending down from the peak toward the low point. Waiting a bit longer may save you money as prices continue to drop.
This station shows a moderate price cycle with 4.5c/L variation.
Based on 28 price observations over 90 days. Pattern strength: moderate
| Station | Brand | Suburb | Distance | ULP Price | Difference |
|---|---|---|---|---|---|
| U-Go St Marys | U-Go | St Marys | 0.4 km | 156.5c | 3.4c cheaper |
| Solo Marion | Solo | Marion | 1.8 km | 157.5c | 2.4c cheaper |
| BP X Convenience Panorama | X Convenience | Panorama | 1.6 km | 157.5c | 2.4c cheaper |
| X Convenience Cross Road | X Convenience | Cross | 3.5 km | 159.5c | 0.4c cheaper |
| X Convenience Plympton | X Convenience | Plympton | 4.1 km | 159.5c | 0.4c cheaper |
| Ampm Edwardstown | AM/PM | Edwardstown | 0.8 km | 159.9c | Same price |
| Caltex Edwardstown | Caltex | Edwardstown | 0.6 km | 159.9c | Same price |
| Ampol Foodary Edwardstown | Ampol | Edwardstown | 1.7 km | 159.9c | Same price |
| OTR Pasadena | OTR | Pasadena | 1.4 km | 159.9c | Same price |
| OTR Mitchell Park | OTR | Mitchell Park | 1.7 km | 159.9c | Same price |
OTR St Marys is a OTR service station located in St Marys, SA. Our real-time fuel price tracking system monitors this station and updates prices multiple times daily from official sources and community data.
This station is part of the Petrolmate network covering SA, helping drivers find the cheapest petrol prices in St Marys and surrounding areas. Compare prices from OTR St Marys with nearby stations to ensure you're getting the best value for your fuel.