Distance between cities › Australia › New South Wales › Coolamon, NSW › Distance from Coolamon to Grey River Book Hotels

Distance from Coolamon, NSW to Grey River, VIC

Distance

639 km

Time

8 hours 17 mins

Gas Cost

$48 - $125

Helpful Inaccurate

There are 523.61 km (325.35 miles) from Coolamon to Grey River in southwest direction and 638.91 km (397 miles) by car, following the M31 route.

Coolamon and Grey River are 8 hours 17 mins far apart, if you drive non-stop .

This is the fastest route from Coolamon, NSW to Grey River, VIC.

Coolamon, NSW and Grey River, VIC are in the same time zone (AEST). Current time in both locations is 12:52 am.

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Lowest Price Rental Cars in Coolamon, NSW

Planning on renting a car to go from Coolamon, NSW to Grey River, VIC? Here there are some offers to rent a car in Coolamon, NSW

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Coolamon »

Gas Consumption and Emissions

A car with a fuel efficiency of 10.8 l/100 km will need 69.06 liters of fuel to cover the route between Coolamon, NSW and Grey River, VIC.

The estimated cost of fuel to go from Coolamon to Grey River is $103.59.

During the route, an average car will release 1,651.86 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 Coolamon, NSW and Grey River, VIC

If you want to meet halfway between Coolamon, NSW and Grey River, VIC or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are -36.732574 and 145.605386, or 36º 43' 57.2664" S, 145º 36' 19.3896" E. This location is 198.66 miles away from Coolamon, NSW and Grey River, VIC and it would take approximately 4 hours 8 mins to reach the halfway point from both locations.

Distance conversions

Checkout the distance in miles, kilometers and nautical miles between Coolamon, NSW and Grey River, VIC in this table:

Distance type	Miles	Kilometers	Nautical miles
Straight line distance	325.35 mi	523.61 km	282.73 nautical mi
Driving distance	397 mi	639.42 km	345.26 nautical mi

Road Trip Tips