Suburb fuel prices

Cheap Petrol & Diesel in St Marys New South Wales 1790

3.8c above the New South Wales average — St Marys is 11.7c/L under its 30-day average right now — near the bottom of the cycle.

Prices as of 25 min ago AEST · sourced from FuelCheck

NEW SOUTH WALES state averageAll fuelsU91E10DieselP. DieselP95P98
St Marys · Unleaded 91Above the state avg

WAIT

Unleaded 91 in St Marys is dearer than the New South Wales average

St Marys sits 3.8c above the New South Wales average. St Marys is 11.7c/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 avg163.9c/L+3.8c/L
  • National avg165.9c/L+1.8c/L
  • Wholesale (TGP)154.1c/L+13.6c/L

Top stations

Cheapest Unleaded 91 stations in St Marys

Sorted by current Unleaded 91 price. Tap a station for grades, directions and price age.

  1. Metro St Marys

    Metro St Marys

    Cheapest

    5.8 km away · 516-526 GREAT WESTERN HWY, ST MARYS

    97.9 c/L

    -69.8 vs avg

  2. Pearl Energy Colyton

    Pearl Energy Colyton

    6.5 km away · 86 GREAT WESTERN HWY, COLYTON

    151.5 c/L

    -16.2 vs avg

  3. Speedway North St Marys

    Speedway North St Marys

    4.7 km away · 91 Glossop St, North St Marys

    151.5 c/L

    -16.2 vs avg

  4. OTR Ropes Crossing

    OTR Ropes Crossing

    1.5 km away · 306 WIANAMATTA PWY, ROPES CROSSING

    151.9 c/L

    -15.8 vs avg

  5. BP St Marys (Forrester Road)

    BP St Marys (Forrester Road)

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

    152.9 c/L

    -14.8 vs avg

  6. Shell Reddy Express St Marys

    Shell Reddy Express St Marys

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

    153.9 c/L

    -13.8 vs avg

Showing 6 of 58 stations.

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30-day spread · Unleaded 91

St Marys Unleaded 91 cycle

St Marys is currently 11.7c/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

165.9c/L

30-day high

187.9c/L

Today's average

154.2c/L

153.0170.5188.025 May10 June24 June
Daily averageMin–max spread across St Marys stations

Cheapest Unleaded 91 right now

  1. 1Metro St MarysMetro · 5.8 km away97.9 c/L
  2. 27-Eleven Kingswood7-Eleven · 6.6 km away107.9 c/L
  3. 37-Eleven RIVERSTONE7-Eleven · 9.1 km away109.9 c/L
  4. 47-Eleven St Clair7-Eleven · 8.4 km away109.9 c/L
  5. 57-Eleven Bligh Park7-Eleven · 9.2 km away110.9 c/L

Source: Reported Unleaded 91 pump prices across St Marys.

7-day outlook

St Marys 7-day Unleaded 91 outlook

Rising · +10.5c/L over 7 days

St Marys prices follow the Central Coast cycle, so this outlook takes the Central Coast Unleaded 91 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.

1 day until the cycle trough — usually the cheapest day.

Central Coast today

163.7c/L

Predicted in 7 days

174.2c/L

7-day range

159.4 – 179.7c/L

158.0169.5181.0WedThuFriSatSunMonTue
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 10 stations tracked here.

FuelLowAvgHighStationsCheapest at
E10151.5c155.8c173.9c9Speedway North St Marys
U91153.5c157.6c175.9c10Speedway North St Marys
P95171.9c174.4c176.9c4OTR Ropes Crossing
PDSL169.5c184.1c199.9c8Pearl Energy Colyton
P98171.5c181.5c201.9c10Speedway North St Marys
DSL169.5c179.0c184.9c4Pearl Energy Colyton

Nearby suburbs

Suburbs near St Marys

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

  1. Vi
    VineyardCheapest

    156.5c

    -11.2vs St Marys
  2. Bo
    Box Hill

    156.5c

    -11.2vs St Marys
  3. Oa
    Oakville

    156.5c

    -11.2vs St Marys
  4. Ri
    Riverstone

    156.5c

    -11.2vs St Marys
  5. Ma
    Marsden Park

    156.5c

    -11.2vs St Marys
  6. Be
    Berkshire Park

    156.5c

    -11.2vs St Marys
  7. Ma
    Maraylya

    156.5c

    -11.2vs St Marys
  8. Ne
    Nelson

    156.5c

    -11.2vs St Marys
  9. Co
    Colebee

    161.9c

    -5.8vs St Marys
  10. De
    Dean Park

    161.9c

    -5.8vs St Marys
  11. St
    St MarysYou

    167.7c

    0.0vs St Marys

At a glance

St Marys fuel prices at a glance

Cheapest Unleaded 91
151.5 c/L
Suburb average
167.7 c/L
Price range
50.4c spread
Stations tracked
10
Brands
7
Postcode
1790
Last updated
24 June 2026, 5:11 pm AEST

Explore the area

Browse fuel prices around St Marys

Step up to the city and state, compare neighbouring suburbs, or open the live Unleaded 91 map.

St Marys snapshot

Live Unleaded 91 prices in St Marys

Today's prices

In St Marys, New South Wales, the cheapest E10 today is 151.5c with an area average of 155.8c across 9 listed stations. Other fuels tracked in this suburb include U91 from 153.5c, P95 from 171.9c and PDSL from 169.5c.

How it compares

St Marys is currently 3.8c above the New South Wales state average of 163.9c. Open the live fuel map to see how individual stations spread within St Marys.

Compare neighbouring suburbs

Cheaper fuel may be nearby — compare Vineyard (from 147.7c), Box Hill (from 147.7c), Oakville (from 147.7c), Riverstone (from 147.7c) or Marsden Park (from 147.7c) before planning a fill-up.

Brands operating here

5 fuel brands operate stations in St Marys, including 7-Eleven, BP, Shell, Reddy and Speedway. 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 E10 in St Marys is currently at Independent Riverstone for 145.7 c/L.

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