Suburb fuel prices

Cheap Premium 98 in St Marys New South Wales 1790

4.7c below the New South Wales average — St Marys is 8.4c/L under its 30-day average right now — near the bottom of the cycle.

Prices as of 24 min ago AEST · sourced from FuelCheck

NEW SOUTH WALES state averageAll fuelsU91E10DieselP. DieselP95P98
St Marys · P98Below the state avg

FILL UP

P98 in St Marys is cheaper than the New South Wales average

St Marys sits 4.7c below the New South Wales average. St Marys is 8.4c/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 avg186.2c/L-4.7c/L
  • National avg187.6c/L-6.1c/L

Top stations

Cheapest P98 stations in St Marys

Sorted by current P98 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

    171.5 c/L

    -10.0 vs avg

  2. Speedway North St Marys

    Speedway North St Marys

    4.7 km away · 91 Glossop St, North St Marys

    171.5 c/L

    -10.0 vs avg

  3. Pearl Energy Colyton

    Pearl Energy Colyton

    6.5 km away · 86 GREAT WESTERN HWY, COLYTON

    174.5 c/L

    -7.0 vs avg

  4. BP St Marys

    BP St Marys

    4.6 km away · 76 Glossop Street, St Marys

    180.9 c/L

    -0.6 vs avg

  5. BP St Marys (Forrester Road)

    BP St Marys (Forrester Road)

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

    180.9 c/L

    -0.6 vs avg

  6. OTR Ropes Crossing

    OTR Ropes Crossing

    1.5 km away · 306 WIANAMATTA PWY, ROPES CROSSING

    180.9 c/L

    -0.6 vs avg

Showing 6 of 62 stations.

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30-day spread · P98

St Marys P98 cycle

St Marys is currently 8.4c/L below its 30-day average — a relatively good time to fill up.

30-day low

171.5c/L

Lowest point in the local spread

30-day average

190.3c/L

30-day high

214.9c/L

Today's average

181.9c/L

171.0193.0215.025 May10 June24 June
Daily averageMin–max spread across St Marys stations

Cheapest P98 right now

  1. 1Costco Marsden Park (Members only)Costco · 5.8 km away163.7 c/L3.0
  2. 2Independent RiverstoneIndependent · 9.5 km away167.7 c/L1.0
  3. 3Metro LondonderryMetro · 9.4 km away168.5 c/L3.0
  4. 4Pearl Energy LondonderryPearl · 9.1 km away168.5 c/L3.0
  5. 5Metro Marsden Park Truck StopMetro · 5.7 km away168.9 c/L1.0

Source: Reported P98 pump prices across St Marys.

7-day outlook

St Marys 7-day P98 outlook

Rising · +11.5c/L over 7 days

St Marys prices follow the Central Coast cycle, so this outlook takes the Central Coast P98 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

188.6c/L

Predicted in 7 days

200.1c/L

7-day range

186.4 – 205.6c/L

185.0196.0207.0WedThuFriSatSunMonTue
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 11 stations tracked here.

FuelLowAvgHighStationsCheapest at
E10151.9c155.7c173.9c10OTR Ropes Crossing
U91153.9c158.0c175.9c9OTR Ropes Crossing
P95171.9c173.9c176.9c4OTR Ropes Crossing
PDSL179.5c184.2c187.9c8Metro St Marys
P98171.5c181.5c201.9c11Speedway North St Marys
DSL178.5c181.5c184.9c4Speedway 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. Bo
    Box HillCheapest

    179.9c

    -1.6vs St Marys
  2. Ma
    Marsden Park

    179.9c

    -1.6vs St Marys
  3. Ri
    Riverstone

    179.9c

    -1.6vs St Marys
  4. Vi
    Vineyard

    179.9c

    -1.6vs St Marys
  5. Ma
    Maraylya

    179.9c

    -1.6vs St Marys
  6. Be
    Berkshire Park

    179.9c

    -1.6vs St Marys
  7. Ne
    Nelson

    179.9c

    -1.6vs St Marys
  8. Oa
    Oakville

    179.9c

    -1.6vs St Marys
  9. St
    St MarysYou

    181.5c

    0.0vs St Marys
  10. Ha
    Hassall Grove

    188.1c

    +6.6vs St Marys
  11. De
    Dean Park

    188.1c

    +6.6vs St Marys

At a glance

St Marys fuel prices at a glance

Cheapest P98
171.5 c/L
Suburb average
181.5 c/L
Price range
30.4c spread
Stations tracked
11
Brands
7
Postcode
1790
Last updated
24 June 2026, 3:11 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 P98 map.

St Marys snapshot

Live P98 prices in St Marys

Today's prices

In St Marys, New South Wales, the cheapest E10 today is 151.9c with an area average of 155.7c across 10 listed stations. Other fuels tracked in this suburb include U91 from 153.9c, P95 from 171.9c and PDSL from 179.5c.

How it compares

St Marys is currently 4.7c below the New South Wales state average of 186.2c. Open the live fuel map to see how individual stations spread within St Marys.

Compare neighbouring suburbs

Cheaper fuel may be nearby — compare Box Hill (from 163.7c), Marsden Park (from 163.7c), Riverstone (from 163.7c), Vineyard (from 163.7c) or Maraylya (from 163.7c) 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 Premium 98 in St Marys is currently at Costco Marsden Park (Members only) for 163.7 c/L.

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