Don't get pumped.
As of 22 July 2026, the cheapest unleaded petrol in Mannum, SA is 178.9c per litre at OTR, Mannum. Prices range from 178.9c to 185.0c across 4 stations, averaging 180.1c per litre.
Compare fuel prices from 4+ stations in Mannum. Average: 180.1c/L
Last updated: 11:58 AM, 21 Jul 2026
Petrol prices in Mannum currently range from 178.9c to 185.0c per litre for unleaded fuel, with motorists paying an average of 180.1c/L. We're tracking live prices from 4 service stations, which means you could save up to $3.05 on a 50L tank simply by choosing the right station. View all South Australia prices for broader comparisons.
Compare all fuel types in Mannum: Unleaded (ULP) from 178.9c/L, Premium 95 from 196.4c/L, Premium 98 from 205.9c/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.
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.
Prices for Mannum 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.
South Australia shows moderate price cycling with mid-week peaks.
Check individual station prices in Mannum
Distribution of stations across cycle phases in Mannum
Based on historical price patterns in Mannum, Wednesday tends to offer the best prices. Midweek can be a sweet spot before weekend price hikes.
| Rank | Station | Brand | Suburb | Price | Updated |
|---|---|---|---|---|---|
| United Mannum (Distributor) | United | Mannum | 178.9c | Yesterday, 11:58am | |
| OTR Mannum | OTR | Mannum | 178.9c | Yesterday, 11:58am | |
| Astron Mannum | Astron | Mannum | 178.9c | 20 Jul, 10:07pm | |
| 4 | OTR Mannum | OTR | Mannum | 178.9c | Yesterday, 1:09am |
| 5 | Walker Flat General Store | Independent | Mannum | 185.0c | Yesterday, 11:58am |
| Rank | Station | Brand | Suburb | Price | Updated |
|---|---|---|---|---|---|
| Walker Flat General Store | Independent | Mannum | 200.4c | Yesterday, 11:58am | |
| Astron Mannum | Astron | Mannum | 213.9c | 20 Jul, 10:07pm | |
| United Mannum (Distributor) | United | Mannum | 213.9c | Yesterday, 11:58am |
| Rank | Station | Brand | Suburb | Price | Updated |
|---|---|---|---|---|---|
| OTR Mannum | OTR | Mannum | 196.4c | Yesterday, 1:09am | |
| OTR Mannum | OTR | Mannum | 196.4c | Yesterday, 11:58am |
| Rank | Station | Brand | Suburb | Price | Updated |
|---|---|---|---|---|---|
| OTR Mannum | OTR | Mannum | 205.9c | Yesterday, 11:58am | |
| Astron Mannum | Astron | Mannum | 205.9c | 20 Jul, 10:07pm | |
| OTR Mannum | OTR | Mannum | 205.9c | Yesterday, 1:09am | |
| 4 | United Mannum (Distributor) | United | Mannum | 205.9c | Yesterday, 11:58am |
| 5 | Walker Flat General Store | Independent | Mannum | 207.0c | Yesterday, 11:58am |
| Rank | Station | Brand | Suburb | Price | Updated |
|---|---|---|---|---|---|
| OTR Mannum | OTR | Mannum | 214.9c | Yesterday, 1:09am | |
| OTR Mannum | OTR | Mannum | 214.9c | Yesterday, 11:58am |
| Rank | Station | Brand | Suburb | Price | Updated |
|---|---|---|---|---|---|
| Astron Mannum | Astron | Mannum | 115.9c | 20 Jul, 10:07pm | |
| United Mannum (Distributor) | United | Mannum | 115.9c | Yesterday, 11:58am |
Find the best value by suburb - average unleaded petrol prices:
| Suburb | Stations | Average Price | Cheapest Price |
|---|---|---|---|
| Mannum | 4 stations | 180.4c | 178.9c |
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 |
|---|---|---|---|---|---|---|---|---|
| OTR Mannum | 50 Adelaide Rd | OTR | 178.9c | - | - | 196.4c | 205.9c | Yesterday, 11:58am |
| United Mannum (Distributor) | 99 Adelaide Road | United | 178.9c | - | 213.9c | - | 205.9c | Yesterday, 11:58am |
| Astron Mannum | 97-99 Adelaide Road | Astron | 178.9c | - | 213.9c | - | 205.9c | 20 Jul, 10:07pm |
| Walker Flat General Store | 5080 Angas Valley Road | Independent | 185.0c | - | 200.4c | - | 207.0c | Yesterday, 11:58am |
Avoid overpaying - these stations have the highest ULP prices:
| Station | Address | Brand | ULP | E10 | Diesel | P95 | P98 | Updated |
|---|---|---|---|---|---|---|---|---|
| Walker Flat General Store | 5080 Angas Valley Road | Independent | 185.0c | - | 200.4c | - | 207.0c | Yesterday, 11:58am |
| OTR Mannum | 50 Adelaide Rd | OTR | 178.9c | - | - | 196.4c | 205.9c | Yesterday, 11:58am |
| United Mannum (Distributor) | 99 Adelaide Road | United | 178.9c | - | 213.9c | - | 205.9c | Yesterday, 11:58am |
| Astron Mannum | 97-99 Adelaide Road | Astron | 178.9c | - | 213.9c | - | 205.9c | 20 Jul, 10:07pm |
Savings Tip: Price difference between cheapest (178.9c/L) and most expensive (185.0c/L): 6.1c per litre. On a 50L tank, choosing the cheapest station saves you $3.05!
Compare fuel prices in these nearby locations:
Mannum has 4 petrol stations. Right now, ULP (unleaded petrol) prices in Mannum range from 178.9c/L to 185.0c/L (a difference of 6.1c/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 180.1c/L (last updated: 11:58 AM, 21 Jul 2026).
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