Fuel prices in St Marys, SA

Postcode 5042: St Marys, Bedford Park, Clovelly Park, Pasadena and Tonsley.

Cheapest now

Cheapest Unleaded 91 petrol in St Marys now

189.9 cents a litre

U-Go St MarysSt Marys · 1.3 km

Cheapest of 25 within 10 km · 2 in St Marys

Updated · same price since Sun 11:47 am

$2.88 less on a 60 L fill than the St Marys average.

Directions to U-Go St Marys

More about this price

: St Marys Unleaded 91 averages 194.7 c/L today; the cheapest is 189.9 c/L at U-Go St Marys, 4.8 c/L under the average.

cheapest
this price
St Marys average
194.7 c/L
dearest
199.4 c/L

Is Unleaded 91 petrol cheap in St Marys today?

Within 10 km of St Marys: 24.1 c/L lower than 14 days ago.

How St Marys compares

The St Marys average for Unleaded 91 is 28.5 c/L under the Australia average of 223.2 c/L.

Source: SA Fuel Pricing Information Scheme

Have a docket or membership?

Fuel prices at each station in St Marys

26 stations within 10 km of St Marys · Updated

Discounts and deals in St Marys

4 prices

What Unleaded 91 costs at the listed stations with a docket, club rate or membership. Every other price here is the pump price; members-only prices stay out of the averages.

  • LMCT+ Edwardstown - (Members Only) · 1.6 km

    189.9 c/L

    LMCT+ members only

    189.9 c/L is no lower than the cheapest price for everyone within 10 km of St Marys, 189.9 c/L at U-Go St Marys.

  • U-Go St Marys · 1.3 km

    185.9 c/L

    Everyday Rewards Fuel Voucher

    4.0 c/L off: U-Go St Marys is 185.9 c/L with it, from 189.9 c/L at the pump.

    Normally 4 c/L after a $30 qualifying shop, issued for a limited redemption period at participating Ampol networks and U-GO stations (first 75 L at U-GO).

  • Ampol Foodary Edwardstown · 2.7 km

    187.9 c/L

    NRMA Ampol Member Discount

    4.0 c/L off for NRMA members: Ampol Foodary Edwardstown is 187.9 c/L with it, from 191.9 c/L at the pump. That is under the lowest pump price within 10 km of St Marys, 189.9 c/L at U-Go St Marys.

    4 c/L on Unleaded 91, E10 and Diesel and 5 c/L on Premium 95, 98 and Premium Diesel at participating Ampol Foodary stations, not EG Ampol. One fill every 24 hours, up to 150 L.

    NRMA terms, checked 14 Nov 2026

  • Caltex Hawthorn (Sa) · 4.7 km

    197.9 c/L

    RACQ Caltex Member Discount

    4.0 c/L off for RACQ members: Caltex Hawthorn (Sa) is 197.9 c/L with it, from 201.9 c/L at the pump.

    4 c/L on Unleaded 91, E10, Premium 95 and 98, diesel and LPG at participating Caltex stations, up to 120 L a day; not with a shopper docket, another fuel discount or a fuel card.

    RACQ terms, checked 14 Nov 2026

Every fuel discount

  1. OTR St Marys1181 South Rd, St Marys · 1.0 km
    U91
    199.4
    E10
    Ethanol 10: Not sold
    P95
    216.9
    P98
    222.4
    Diesel
    Diesel: Not sold
    P. Diesel
    249.4
    LPG
    LPG (Autogas): Not sold
  2. U-Go St Marys1129-1131 South Rd & Southern Av, St Marys · 1.3 km
    U91
    189.9
    E10
    Ethanol 10: Not sold
    P95
    206.9
    P98
    212.9
    Diesel
    Diesel: Not sold
    P. Diesel
    249.4
    LPG
    LPG (Autogas): Not sold
  3. OTR Pasadena14 Fiveash Dr & Painter St, Pasadena · 1.3 km
    U91
    198.2
    E10
    Ethanol 10: Not sold
    P95
    215.7
    P98
    221.2
    Diesel
    Diesel: Not sold
    P. Diesel
    258.4
    LPG
    103.9
  4. LMCT+ Edwardstown1112 South Rd, Edwardstown · 1.6 kmLMCT+ members only
    U91
    189.9
    E10
    Ethanol 10: Not sold
    P95
    209.5
    P98
    214.5
    Diesel
    246.5
    P. Diesel
    Premium Diesel: Not sold
    LPG
    LPG (Autogas): Not sold
  5. AMPM Edwardstown62-102 Daws Road, Edwardstown · 1.7 km
    U91
    203.4
    E10
    Ethanol 10: Not sold
    P95
    219.4
    P98
    228.4
    Diesel
    255.4
    P. Diesel
    257.4
    LPG
    LPG (Autogas): Not sold

Is it worth driving further for Unleaded 91?

No need to drive further

No nearby suburb sells Unleaded 91 for less than 189.9 c/L at U-Go St Marys today; the nearest, Pasadena, is at 198.2 c/L, so driving further would not save on a 60 L fill.

  1. Pasadena

    OTR Pasadena · 1.3 km away

    198.2

    8.3 c/L more

  2. Mitchell Park

    OTR Mitchell Park · 1.9 km away

    200.4

    10.5 c/L more

  3. Marion

    Solo Marion · 1.9 km away

    191.5

    1.6 c/L more

Straight-line distances from St Marys' centre. Updated

Check a route of your own

Unleaded 91 price outlook

The Adelaide Unleaded 91 outlook, shifted 10.1 c/L lower for local prices.

Next 7 days

Chart range
Shifted city average · 16 Nov
193.9 c/L
Model estimate · 23 Nov
188.9 c/L
Range 178.7–206.8 c/L

Unleaded 91 outlook for St Marys. The forecast moves from 193.9 c/L on 16 Nov 2026 to 188.9 c/L on 23 Nov 2026.

Source: FuelRadar (fuelradar.com.au)

Shaded area shows the estimated range.
Daily prices and estimates · Unleaded 91

Shifted city average · Range includes today

193.9c/L

Estimated range 192.8–195.3c/L

Model estimate · Range includes today

192.1c/L

Estimated range 189.5–196.1c/L

Model estimate · Range includes today

190.4c/L

Estimated range 186.3–197.0c/L

Model estimate · Range includes today

190.0c/L

Estimated range 184.3–199.4c/L

Model estimate · Range includes today

189.6c/L

Estimated range 182.4–201.8c/L

Model estimate · Range includes today

189.2c/L

Estimated range 180.5–204.2c/L

Model estimate · Range includes today

188.9c/L

Estimated range 178.7–206.8c/L

Model estimate · Range includes today

188.9c/L

Estimated range 178.7–206.8c/L

How we estimate prices

These estimates follow the Adelaide price outlook, adjusted to the recent price level around St Marys. Individual stations can change at different times and by different amounts.

Source
Reported city-average prices and FuelRadar estimates, dated 2026-11-15.
Dates covered
Mon, 16 Nov to Tue, 15 Dec
How certain is this?
Low model signal. This is not a measured probability of a correct price.
  • Recent reported prices in Adelaide for this fuel grade.
  • Recent price movement, with its effect reduced further ahead.
  • Recent prices around St Marys, compared with the city average.
  • An estimated price range for the days ahead.

This chart estimates how prices may move. It does not show a price promised by the station or a schedule of daily changes. Market commentary provides background but does not set the chart prices. Check the reported price and update time before you drive.

How accurate is this?

Estimates follow the Adelaide outlook dated Sun, 15 Nov.

Open St Marys forecast

Every fuel in St Marys today: U91, P95, P98, P. Diesel

Cheapest of each fuel in St Marys

Change in 14 days
24.1 c/L lower Within 10 km of St Marys, U91
National average
223.2 c/L St Marys is 28.5 c/L under

Get an alert when fuel near St Marys hits your price

Pick a target price and the free FuelRadar app tells you when a station near you reaches it. Free on iPhone and Android.

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FuelRadar app Today screen with the fill-up call for Brisbane and the cheapest Unleaded 91 within 15 km
FuelRadar app fuel map with Unleaded 91 prices around Brisbane, each marked Cheap, Average or Pricey

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More about St Marys fuel

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Compare fuel prices around St Marys

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St Marys fuel questions

4 questions

What is the cheapest fuel in St Marys today?

Within 10 km of St Marys, the lowest prices are 189.9 c/L for Unleaded 91 at U-Go St Marys, 185.9 c/L for E10 at United Melrose Park (2.7 km away), 246.5 c/L for diesel at LMCT+ Edwardstown - (Members Only) (1.6 km away, members only; 247.5 c/L at Liberty Camden Park, 6.3 km away, for everyone) and 212.9 c/L for Premium 98 at U-Go St Marys. FuelRadar updated these prices on 16 Nov 2026.

How do St Marys fuel prices compare with the South Australia average?

Within 10 km of St Marys, Unleaded 91 averages 201.8 c/L, 13.2 c/L under South Australia's 215.0 c/L; E10 averages 193.2 c/L, 8.7 c/L under South Australia's 201.9 c/L; diesel averages 252.9 c/L, 15.5 c/L under South Australia's 268.4 c/L.

Are there 24-hour service stations in St Marys?

FuelRadar's opening-hours data marks 35 of the 71 stations within 10 km of St Marys with opening hours on file as open 24/7, including OTR St Marys, U-Go St Marys and OTR Pasadena. Check the station page before a late-night trip.

Can I buy diesel and LPG in St Marys?

No station in St Marys reports diesel; 12 within 10 km do, the nearest 1.6 km away, from 246.5 c/L (members only). No station in St Marys reports LPG; 4 within 10 km do, the nearest 1.9 km away, from 97.5 c/L.

About these St Marys fuel prices

Prices: SA Fuel Pricing Information Scheme. Suburb boundary: Australian Bureau of Statistics (ABS), ASGS Suburbs and Localities, CC BY 4.0. Checked by FuelRadar.

FuelRadar is an independent Australian app. It does not represent, and is not affiliated with or endorsed by, any government or government agency.

How these figures are worked out

Update times vary by source and station. Check the update time before travelling and confirm the price at the bowser.