Suburb fuel prices
Cheap Unleaded 91 in Dismal Swamp South Australia 5291
Whether Dismal Swamp is running cheap or dear for U91 right now — from live, averaging live across 18 tracked stations.
Prices as of 29 min ago AEST · sourced from SA Fuel Pricing Information Scheme
Top stations
Cheapest U91 stations in Dismal Swamp
Sorted by current U91 price. Tap a station for grades, directions and price age.

APCO Mount Gambier
Cheapest16.6 km away · 130 Penola Rd
153.5 c/L

Matthews Petroleum
16.0 km away · 7 O'Leary Road
153.5 c/L

Mobil Mount Gambier
17.0 km away · 82 Jubilee Hwy West
153.5 c/L

Pearl Energy Mount Gambier
18.3 km away · 108 Commercial St E
153.5 c/L

OTR Mount Gambier
17.7 km away · 29 Penola Rd
153.9 c/L

Shell Reddy Express Mount Gambier
17.8 km away · 100 Commercial St West
153.9 c/L
Showing 6 of 18 stations.
30-day spread · U91
Dismal Swamp U91 cycle
Dismal Swamp is currently 13.2c/L below its 30-day average — a relatively good time to fill up.
30-day low
153.5c/L
Lowest point in the local spread
30-day average
172.4c/L
30-day high
204.9c/L
Today's average
159.2c/L
Cheapest U91 right now
- 1APCO Mount GambierApco · 16.6 km away153.5 c/L
- 2Matthews PetroleumBP · 16.0 km away153.5 c/L
- 3Mobil Mount GambierMobil · 17.0 km away153.5 c/L
- 4Pearl Energy Mount GambierPearl Energy · 18.3 km away153.5 c/L
- 5OTR Mount GambierOn The Run (OTR) · 17.7 km away153.9 c/L
Source: Reported U91 pump prices across Dismal Swamp.
7-day outlook
Dismal Swamp 7-day U91 outlook
Dismal Swamp prices follow the Adelaide cycle, so this outlook takes the Adelaide U91 forecast and adjusts it to Dismal Swamp's own price level using 90 days of local history. You can see the Adelaide benchmark alongside the local estimate below.
Adelaide is in the stable phase of its current cycle.
Dismal Swamp today (est.)
160.6c/L
Adelaide 151.7c/L · +8.9c/L local
Predicted in 7 days
165.7c/L
7-day range
154.1 – 171.2c/L
All fuel types
Fuel prices in Dismal Swamp by type
Low, average and high for each fuel type from the 18 stations tracked here.
| Fuel | Low | Avg | High | Stations | Cheapest at |
|---|---|---|---|---|---|
| U91 | 153.5c | 170.3c | 220.0c | 10 | Matthews Petroleum |
| P95 | 171.5c | 193.5c | 242.0c | 7 | EG Ampol Mt. Gambier Marketplace |
| DSL | 169.5c | 175.4c | 177.9c | 5 | Matthews Petroleum |
| P98 | 174.5c | 177.1c | 181.9c | 8 | Matthews Petroleum |
| PDSL | 169.5c | 177.3c | 179.9c | 4 | Matthews Petroleum |
Nearby suburbs
Suburbs near Dismal Swamp
How Dismal Swamp compares to neighbouring areas — cheapest first, delta vs the Dismal Swamp average.
At a glance
Dismal Swamp fuel prices at a glance
- Postcode
- 5291
- Last updated
- 25 June 2026, 1:37 am AEST
Explore the area
Browse fuel prices around Dismal Swamp
Step up to the city and state, compare neighbouring suburbs, or open the live U91 map.
Dismal Swamp snapshot
Live U91 prices in Dismal Swamp
Today's prices
In Dismal Swamp, South Australia, the cheapest U91 today is 153.5c with an area average of 170.3c across 10 listed stations. Other fuels tracked in this suburb include P95 from 171.5c, DSL from 169.5c and P98 from 174.5c.
Compare neighbouring suburbs
Cheaper fuel may be nearby — compare Moerlong (from 220c), Krongart (from 220c), Wepar (from 220c), Kalangadoo (from 220c) or Monbulla (from 157.9c) before planning a fill-up.
Frequently asked
Dismal Swamp fuel questions
Prices vary. Check the FuelRadar Australia map for real-time updates.
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