Distance between cities › Australia › New South Wales › One Tree, NSW › Distance from One Tree to Coolamon Book Hotels

Distance from One Tree, NSW to Coolamon, NSW

Distance

258 km

Time

3 hours 12 mins

Gas Cost

$19 - $50

There are 197.68 km (122.83 miles) from One Tree to Coolamon in southeast direction and 259.10 km (161 miles) by car, following the A20 route.

One Tree and Coolamon are 3 hours 12 mins far apart, if you drive non-stop .

This is the fastest route from One Tree, NSW to Coolamon, NSW.

One Tree, NSW and Coolamon, NSW are in the same time zone (AEST). Current time in both locations is 12:47 pm.

Any questions or tips to share?

Share with fellow travellers any question or tips about the route from One Tree, NSW to Coolamon, NSW:

Lowest Price Rental Cars in One Tree, NSW

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

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in One Tree »

Gas Consumption and Emissions

A car with a fuel efficiency of 10.8 l/100 km will need 27.90 liters of fuel to cover the route between One Tree, NSW and Coolamon, NSW.

The estimated cost of fuel to go from One Tree to Coolamon is $41.86.

During the route, an average car will release 667.45 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 5, 2026.
Read more about our CO₂ calculation.

Halfway Point Between One Tree, NSW and Coolamon, NSW

If you want to meet halfway between One Tree, NSW 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 -34.597408 and 145.926193, or 34º 35' 50.6688" S, 145º 55' 34.2948" E. This location is 80.27 miles away from One Tree, NSW and Coolamon, NSW and it would take approximately 1 hour 36 mins to reach the halfway point from both locations.

Distance conversions

Checkout the distance in miles, kilometers and nautical miles between One Tree, NSW and Coolamon, NSW in this table:

Distance type	Miles	Kilometers	Nautical miles
Straight line distance	122.83 mi	197.68 km	106.74 nautical mi
Driving distance	161 mi	258.37 km	139.51 nautical mi

Road Trip Tips