Distance between cities › Australia › South Australia › Gladstone, SA › Distance from Gladstone to Coolamon Book Hotels

Distance from Gladstone, SA to Coolamon, NSW

Distance

946 km

Time

11 hours 26 mins

Gas Cost

$71 - $184

There are 833.02 km (517.61 miles) from Gladstone to Coolamon in east direction and 946.29 km (588 miles) by car, following the A20 route.

Gladstone and Coolamon are 11 hours 26 mins far apart, if you drive non-stop .

This is the fastest route from Gladstone, SA to Coolamon, NSW.

Please note the time difference between Gladstone, SA and Coolamon, NSW is 30 minutes. The current time in Gladstone is 10:29 pm and the current time in Coolamon is 10:59 pm.

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Lowest Price Rental Cars in Gladstone, SA

Planning on renting a car to go from Gladstone, SA to Coolamon, NSW? Here there are some offers to rent a car in Gladstone, SA

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Gladstone »

Gas Consumption and Emissions

A car with a fuel efficiency of 10.8 l/100 km will need 102.14 liters of fuel to cover the route between Gladstone, SA and Coolamon, NSW.

The estimated cost of fuel to go from Gladstone to Coolamon is $153.21.

During the route, an average car will release 2,443.20 kilograms of CO₂ to the atmosphere. The carbon footprint would be 2.58 kilograms of CO₂ per kilometer.

Average Australia gas price used for calculation is $1.50 per liter of regular gas. Price last updated on March 11, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Gladstone, SA and Coolamon, NSW

If you want to meet halfway between Gladstone, SA and Coolamon, NSW or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are -34.475637 and 142.554522, or 34º 28' 32.2932" S, 142º 33' 16.2792" E. This location is 293.83 miles away from Gladstone, SA and Coolamon, NSW and it would take approximately 5 hours 43 mins to reach the halfway point from both locations.

Distance conversions

Checkout the distance in miles, kilometers and nautical miles between Gladstone, SA and Coolamon, NSW in this table:

Distance type	Miles	Kilometers	Nautical miles
Straight line distance	517.61 mi	833.02 km	449.79 nautical mi
Driving distance	588 mi	945.75 km	510.66 nautical mi

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