Suburb fuel prices

Cheap Premium Diesel in Mount Gambier South Australia 5291

5.9c below the South Australia average — Mount Gambier is 17.1c/L under its 30-day average right now — near the bottom of the cycle.

Prices as of 29 min ago AEST · sourced from SA Fuel Pricing Information Scheme

SOUTH AUSTRALIA state averageAll fuelsU91E10DieselP. DieselP95P98
Mount Gambier · P. DieselBelow the state avg

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P. Diesel in Mount Gambier is cheaper than the South Australia average

Mount Gambier sits 5.9c below the South Australia average. Mount Gambier is 17.1c/L under its 30-day average right now — near the bottom of the cycle.

SOUTH AUSTRALIA average

How it compares

  • South Australia state avg182.1c/L-5.9c/L
  • National avg188.3c/L-12.1c/L
  • Wholesale (TGP)170.9c/L+5.3c/L

Top stations

Cheapest P. Diesel stations in Mount Gambier

Sorted by current P. Diesel price. Tap a station for grades, directions and price age.

  1. Matthews Petroleum

    Matthews Petroleum

    Cheapest

    2.7 km away · 7 O'Leary Road

    169.5 c/L

    -6.7 vs avg

  2. Mobil Mount Gambier

    Mobil Mount Gambier

    1.0 km away · 82 Jubilee Hwy West

    172.5 c/L

    -3.7 vs avg

  3. OTR Mount Gambier East

    OTR Mount Gambier East

    2.4 km away · 1 Ramsay Ave

    173.9 c/L

    -2.3 vs avg

  4. Ampol Mount Gambier Jubilee Highway OPT

    Ampol Mount Gambier Jubilee Highway OPT

    1.4 km away · 41 Sutton Avenue

    174.9 c/L

    -1.3 vs avg

  5. Pearl Energy Mount Gambier

    Pearl Energy Mount Gambier

    1.0 km away · 108 Commercial St E

    175.5 c/L

    -0.7 vs avg

  6. OTR Mount Gambier

    OTR Mount Gambier

    0.6 km away · 29 Penola Rd

    175.9 c/L

    -0.3 vs avg

Showing 6 of 11 stations.

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30-day spread · P. Diesel

Mount Gambier P. Diesel cycle

Mount Gambier is currently 17.1c/L below its 30-day average — a relatively good time to fill up.

30-day low

169.5c/L

Lowest point in the local spread

30-day average

194.1c/L

30-day high

215.9c/L

Today's average

177.0c/L

169.0192.5216.026 May10 June24 June
Daily averageMin–max spread across Mount Gambier stations

Cheapest P. Diesel right now

  1. 1Matthews PetroleumBP · 2.7 km away169.5 c/L6.0
  2. 2Mobil Mount GambierMobil · 1.0 km away172.5 c/L3.0
  3. 3OTR Mount Gambier EastOn The Run (OTR) · 2.4 km away173.9 c/L
  4. 4Ampol Mount Gambier Jubilee Highway OPTAmpol · 1.4 km away174.9 c/L5.0
  5. 5Pearl Energy Mount GambierPearl Energy · 1.0 km away175.5 c/L2.0

Source: Reported P. Diesel pump prices across Mount Gambier.

7-day outlook

Mount Gambier 7-day P. Diesel outlook

Falling · -5.4c/L over 7 days

Mount Gambier prices follow the Adelaide cycle, so this outlook takes the Adelaide P. Diesel forecast and adjusts it to Mount Gambier'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 falling phase of its current cycle.

Mount Gambier today (est.)

173.6c/L

Adelaide 181.3c/L · -7.7c/L local

Predicted in 7 days

168.2c/L

7-day range

166.1 – 175.0c/L

165.0170.5176.0WedThuFriSatSunMonTue
Predicted price90% confidence band
See full 30-day forecastHow accurate is this?

All fuel types

Fuel prices in Mount Gambier by type

Low, average and high for each fuel type from the 11 stations tracked here.

FuelLowAvgHighStationsCheapest at
U91153.5c155.9c159.9c9Mobil Mount Gambier
PDSL169.5c176.2c179.9c11Matthews Petroleum
P98173.5c178.4c184.9c9Mobil Mount Gambier
P95171.4c173.0c176.9c4OTR Mount Gambier
DSL169.5c172.3c175.9c4Matthews Petroleum

At a glance

Mount Gambier fuel prices at a glance

Cheapest P. Diesel
169.5 c/L
Suburb average
176.2 c/L
Price range
10.4c spread
Stations tracked
11
Brands
8
Postcode
5291
Last updated
24 June 2026, 7:07 pm AEST

Explore the area

Browse fuel prices around Mount Gambier

Step up to the city and state, compare neighbouring suburbs, or open the live P. Diesel map.

Mount Gambier snapshot

Live P. Diesel prices in Mount Gambier

Today's prices

In Mount Gambier, South Australia, the cheapest U91 today is 153.5c with an area average of 155.9c across 9 listed stations. Other fuels tracked in this suburb include PDSL from 169.5c, P98 from 173.5c and P95 from 171.4c.

How it compares

Mount Gambier is currently 5.9c below the South Australia state average of 182.1c. Open the live fuel map to see how individual stations spread within Mount Gambier.

Compare neighbouring suburbs

Cheaper fuel may be nearby — compare Kalangadoo, Krongart, Wepar, Moerlong or Nelson before planning a fill-up.

Brands operating here

5 fuel brands operate stations in Mount Gambier, including Ampol, On The Run (OTR), AM/PM, Mobil and Pearl Energy. Brand loyalty programs and discount apps can shift the cheapest pump by 4–6c/L on any given day.

Frequently asked

Mount Gambier fuel questions

The cheapest Premium Diesel in Mount Gambier is currently at Matthews Petroleum for 169.5 c/L.

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