The town is located in the Shire of Gannawarra local government area, 301 kilometres (187 mi) north west of the state capital, Melbourne.

[5] Koondrook is connected by a bridge to its twin town of Barham in the neighbouring state of New South Wales.

[6] Fishing and camping in the area popular activities for tourists in the surrounding state forests.

The forests are important breeding areas for colonial waterbirds and are visited by migratory birds.

[7] Melbourne Cup winning jockey Roy Higgins and AFL premiership player Brent Guerra were born in Koondrook.