Caltex Diesel prices

350 stations · 86 reporting Diesel · Updated

Source: government fuel-price reports where available

Lowest reported Diesel

255.9c/L
Caltex average
280.3
Market average
282.0
Difference
1.7c under

Caltex has the lowest Diesel average of the 6 brands compared on this page.

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Caltex Diesel by state

Caltex Diesel is cheapest in Western Australia, averaging 272.3 c/L, and dearest in Northern Territory at 288.9 c/L, 16.6 c/L apart.

Show each state’s low, average and high
Caltex Diesel by state
StateLow (c/L)Average (c/L)
Western Australia255.9272.3
Queensland267.7279.9
Tasmania282.0282.0
New South Wales272.9282.9
South Australia279.9282.9
Victoria269.9285.0
Northern Territory288.9288.9

Averages are the brand's current Diesel reports in each state; a state with stations but no priced station reports no price for the grade.

Caltex Diesel prices over time

Reported daily averages over the past 30 days.

Price spread and comparison with the market
Caltex against the market average

Caltex averages 1.7c/L under the market average for Diesel. The scale also includes this brand’s lowest and highest reported prices when those values are available.

Caltex average
280.3c/L
Market average
282.0c/L
Difference
1.7c/L under
Price volatility
Medium
9.7c standard deviation
Median price
279.9 c/L
Reported range
255.9–311.9 c/L
Price distribution across Caltex stations

86 Diesel prices FuelRadar updated in the last 14 days, each ranked cheap, average or high against other stations in its capital city, state or nationally, as on its station page.

Cheap
21% (18)
Average
58% (50)
High
21% (18)

Distribution covers 86 stations with a ranked current Diesel price, from 350 listed Caltex stations.

Cheapest day for Caltex Diesel

Saturday has been the cheapest day, averaging 282.7c, and Monday the dearest at 283.9c over the last 30 days.

Source: FuelRadar (fuelradar.com.au)

30-day Diesel history

Loading chart…

Source: FuelRadar (fuelradar.com.au)

Source: Caltex reported pump prices, last 30 days.

Caltex Diesel against the national average, 30 days

Against the national daily average, Caltex Diesel was 0.2 c/L under on 30 Sept, so the gap has widened by 0.3 c/L in the brand's favour.

Show the gap week by week
Caltex Diesel against the national average, 30 days
DateCaltex (c/L)National (c/L)Gap
28 Oct280.1280.6−0.5 c/L
21 Oct279.9280.7−0.8 c/L
14 Oct281.3282.3−1.0 c/L
7 Oct285.4285.6−0.2 c/L
30 Sept287.5287.7−0.2 c/L

Each row is one reported day: the brand's average of its Diesel reports that day and the national average of every Diesel report; days the brand had no report are skipped. Paired days from 28 Sept 2026 to 28 Oct 2026.

About Caltex Diesel prices

Caltex Diesel in numbers

Over the 31 days to 28 Oct, the daily Caltex Diesel average ran from 279.5c on 22 Oct to 288.4c on 28 Sept.

About these prices

Prices come from the sources listed below. Update times vary by source and station. Check the update time before travelling and confirm the price at the bowser.

Price sources: government fuel-price reports where available

Caltex fuel questions

Which fuel types have reports at Caltex stations?

Current station reports include E10, U91, P95, P98, PDSL, DSL. Fuel types vary by location. Choose a grade above, then open a station to check its report time.

Where are Caltex stations listed?

FuelRadar lists Caltex stations across Australia. The largest state listings here are Queensland (142), Western Australia (91), Victoria (45). Open a state in the table on this page for its station list; these counts may not cover every retailer location.

How does Caltex compare with the market average?

Caltex averages 280.3c/L for Diesel, which is about 1.7c/L cheaper than the Australia market average of 282c/L.

How many Caltex stations are in Australia?

FuelRadar Australia lists 350 Caltex fuel stations across Australia, with reported prices and update times shown where available.

What is the cheapest Caltex Diesel price?

The cheapest reported Caltex Diesel price is 255.9c/L, with reported Diesel prices ranging up to 311.9c/L across the network. Compare every Caltex station on this page to find the lowest price near you.

What is the average Caltex Diesel price?

Caltex Diesel currently averages 280.3c/L from current reports at 86 stations in Australia.