Suburb fuel prices
Cheap Unleaded 91 in Port Mannum South Australia 5238
Whether Port Mannum is running cheap or dear for U91 right now โ from 154.9 c/L, averaging 154.9 c/L across 2 tracked stations in Port Mannum.
Prices as of 23 min ago AEST ยท sourced from SA Fuel Pricing Information Scheme
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U91 in Port Mannum is cheaper than the South Australia average
Port Mannum sits 4.5c below the South Australia average. Port Mannum is 12.7c/L under its 30-day average right now โ near the bottom of the cycle.
How it compares
- South Australia state avg159.4c/L-4.5c/L
- National avg161.3c/L-6.4c/L
- Wholesale (TGP)148.3c/L+6.6c/L
At a glance
Port Mannum fuel prices at a glance
- Cheapest U91
- 154.9 c/L
- Suburb average
- 154.9 c/L
- Stations tracked
- 2
- Nearby alternatives
- 2
- Brands
- 2
- Postcode
- 5238
- Last updated
- 30 June 2026, 6:37 am AEST
Nearby stations
Cheapest U91 stations around Port Mannum
No stations found directly in Port Mannum. Showing current U91 prices in surrounding areas.
Frequently asked
Port Mannum fuel questions
The cheapest Unleaded 91 in Port Mannum is currently at OTR Mannum for 154.9 c/L.
Prices are easing
Latest average is 7.1c below the start of the fortnight.
30-day spread ยท U91
Port Mannum U91 cycle
Port Mannum is currently 12.7c/L below its 30-day average โ a relatively good time to fill up.
30-day low
154.9c/L
Lowest point in the local spread
30-day average
167.6c/L
30-day high
213.6c/L
Today's average
154.9c/L
Cheapest U91 right now
Source: Reported U91 pump prices across Port Mannum.
7-day outlook
Port Mannum 7-day U91 outlook
Port Mannum prices follow the Adelaide cycle, so this outlook takes the Adelaide U91 forecast and adjusts it to Port Mannum's own price level using 90 days of local history. You can see the Adelaide benchmark alongside the local estimate below.
1 day until the cycle trough โ usually the cheapest day.
Port Mannum today (est.)
158.2c/L
Adelaide 148.7c/L ยท +9.5c/L local
Predicted in 7 days
169.7c/L
7-day range
153.5 โ 176.7c/L
Nearby suburbs
Suburbs near Port Mannum
How Port Mannum compares to neighbouring areas โ cheapest first, delta vs the Port Mannum average.
- PoPort MannumYou
154.9c
0.0vs Port Mannum - FiFive Miles
173.7c
+18.8vs Port Mannum - FoForster
173.7c
+18.8vs Port Mannum - CaCaurnamont
173.7c
+18.8vs Port Mannum - CoCowirra
173.7c
+18.8vs Port Mannum - AnAngas Valley
173.7c
+18.8vs Port Mannum - BoBowhill
173.7c
+18.8vs Port Mannum - BiBig Bend
173.7c
+18.8vs Port Mannum - BoBolto
173.7c
+18.8vs Port Mannum - ClClaypans
173.7c
+18.8vs Port Mannum - FrFrahns
173.7c
+18.8vs Port Mannum
Local brands
Fuel brands in Port Mannum
Open brand pages for broader price context, loyalty discounts and nearby station coverage before choosing a servo.
Explore the area
Browse fuel prices around Port Mannum
Step up to the city and state, compare neighbouring suburbs, or open the live U91 map.
Port Mannum snapshot
Live U91 prices in Port Mannum
How it compares
Port Mannum is currently 4.5c below the South Australia state average of 159.4c. Open the live fuel map to see how individual stations spread within Port Mannum.
Compare neighbouring suburbs
Cheaper fuel may be nearby โ compare Five Miles (from 154.9c), Forster (from 154.9c), Caurnamont (from 154.9c), Cowirra (from 154.9c) or Angas Valley (from 154.9c) before planning a fill-up.
Brands operating here
2 fuel brands operate stations in Port Mannum, including On The Run (OTR) and Astron. Brand loyalty programs and discount apps can shift the cheapest pump by 4โ6c/L on any given day.
FuelRadar app
Keep Port Mannum fuel prices in your pocket
Track Port Mannum prices, watch the local cycle and get an alert before the next jump โ from your phone.



