Suburb fuel prices

Cheap Diesel in St Marys New South Wales 2760

6.0c below the New South Wales average — St Marys is 14.8c/L under its 30-day average right now — near the bottom of the cycle.

Prices as of 18 min ago AEST · sourced from FuelCheck

NEW SOUTH WALES state averageAll fuelsU91E10DieselP. DieselP98
St Marys · DieselBelow the state avg

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Diesel in St Marys is cheaper than the New South Wales average

St Marys sits 6.0c below the New South Wales average. St Marys is 14.8c/L under its 30-day average right now — near the bottom of the cycle.

NEW SOUTH WALES average

How it compares

  • New South Wales state avg188.5c/L-6c/L
  • National avg193.2c/L-10.7c/L
  • Wholesale (TGP)170.9c/L+11.6c/L

Top stations

Cheapest Diesel stations in St Marys

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

  1. Pearl Energy Colyton

    Pearl Energy Colyton

    Cheapest

    2.2 km away · 86 GREAT WESTERN HWY, COLYTON

    179.5 c/L

    -3.0 vs avg

  2. Speedway North St Marys

    Speedway North St Marys

    0.9 km away · 91 Glossop St, North St Marys

    179.5 c/L

    -3.0 vs avg

  3. BP St Marys (Forrester Road)

    BP St Marys (Forrester Road)

    1.3 km away · 120-128 Forrester Road, ST MARYS

    184.9 c/L

    +2.4 vs avg

  4. Shell Reddy Express St Marys

    Shell Reddy Express St Marys

    2.2 km away · 61-63 CHRISTIE ST, ST MARYS

    185.9 c/L

    +3.4 vs avg

  5. United Petroleum Lethbridge Park

    United Petroleum Lethbridge Park

    4.0 km away · 400 Luxford Road, Lethbridge Park

    169.7 c/L

    -12.8 vs avg

  6. Ampol Eastern Creek Diesel Stop

    Ampol Eastern Creek Diesel Stop

    7.9 km away · Lot 1548 Roberts Rd, Eastern Creek

    176.9 c/L

    -5.6 vs avg

Showing 6 of 19 stations.

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30-day spread · Diesel

St Marys Diesel cycle

St Marys is currently 14.8c/L below its 30-day average — a relatively good time to fill up.

30-day low

179.5c/L

Lowest point in the local spread

30-day average

201.7c/L

30-day high

227.9c/L

Today's average

186.9c/L

179.0203.5228.025 May9 June22 June
Daily averageMin–max spread across St Marys stations

Cheapest Diesel right now

  1. 1United Petroleum Lethbridge ParkUnited · 4.0 km away169.7 c/L7.0
  2. 2Ampol Eastern Creek Diesel StopAmpol · 7.9 km away176.9 c/L2.0
  3. 3Metro Marsden Park Truck StopMetro · 9.5 km away176.9 c/L2.0
  4. 4Shell Reddy Express Eastern CreekReddy · 9.4 km away177.9 c/L2.0
  5. 5Ampol Foodary Marsden ParkAmpol · 8.7 km away178.9 c/L2.0

Source: Reported Diesel pump prices across St Marys.

7-day outlook

St Marys 7-day Diesel outlook

Falling · -3.7c/L over 7 days

St Marys prices follow the Central Coast cycle, so this outlook takes the Central Coast Diesel forecast and adjusts it to St Marys's own price level using 90 days of local history. You can see the Central Coast benchmark alongside the local estimate below.

Central Coast is in the falling phase of its current cycle.

St Marys today (est.)

181.2c/L

Central Coast 187.8c/L · -6.6c/L local

Predicted in 7 days

175.6c/L

7-day range

173.2 – 180.9c/L

172.0177.0182.0WedThuFriSatSunMonTue
Predicted price90% confidence band
See full 30-day forecastHow accurate is this?

All fuel types

Fuel prices in St Marys by type

Low, average and high for each fuel type from the 4 stations tracked here.

FuelLowAvgHighStationsCheapest at
E10152.5c153.5c155.9c4Speedway North St Marys
U91154.5c155.5c157.9c4Speedway North St Marys
P98173.5c178.5c184.9c4Speedway North St Marys
DSL179.5c182.5c185.9c4Speedway North St Marys

Nearby suburbs

Suburbs near St Marys

How St Marys compares to neighbouring areas — cheapest first, delta vs the St Marys average.

  1. He
    HebershamCheapest

    177.8c

    -4.7vs St Marys
  2. Le
    Lethbridge Park

    177.8c

    -4.7vs St Marys
  3. Bi
    Bidwill

    177.8c

    -4.7vs St Marys
  4. Dh
    Dharruk

    177.8c

    -4.7vs St Marys
  5. St
    St MarysYou

    182.5c

    0.0vs St Marys
  6. St
    St Marys East

    182.5c

    0.0vs St Marys
  7. No
    North St Marys

    182.5c

    0.0vs St Marys
  8. Ro
    Ropes Crossing

    182.5c

    0.0vs St Marys
  9. St
    St Marys South

    182.5c

    0.0vs St Marys
  10. Co
    Colyton

    182.5c

    0.0vs St Marys
  11. Ox
    Oxley Park

    182.5c

    0.0vs St Marys

At a glance

St Marys fuel prices at a glance

Cheapest Diesel
179.5 c/L
Suburb average
182.5 c/L
Price range
6.4c spread
Stations tracked
4
Brands
4
Postcode
2760
Last updated
24 June 2026, 2:41 am AEST

Explore the area

Browse fuel prices around St Marys

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

St Marys snapshot

Live Diesel prices in St Marys

Today's prices

In St Marys, New South Wales, the cheapest E10 today is 152.5c with an area average of 153.5c across 4 listed stations. Other fuels tracked in this suburb include U91 from 154.5c, P98 from 173.5c and DSL from 179.5c.

How it compares

St Marys is currently 6.0c below the New South Wales state average of 188.5c. Open the live fuel map to see how individual stations spread within St Marys.

Compare neighbouring suburbs

Cheaper fuel may be nearby — compare St Marys East (from 179.5c), North St Marys (from 179.5c), Ropes Crossing (from 179.5c), St Marys South (from 179.5c) or Colyton (from 179.5c) before planning a fill-up.

Brands operating here

4 fuel brands operate stations in St Marys, including Speedway, BP, Reddy and Pearl. Brand loyalty programs and discount apps can shift the cheapest pump by 4–6c/L on any given day.

Frequently asked

St Marys fuel questions

The cheapest Diesel in St Marys is currently at United Petroleum Lethbridge Park for 169.7 c/L.

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