The Kadabakato River is a tributary of the Wawagosic River, flowing into the Municipality of Eeyou Istchee James Bay (municipality), in the Nord-du-Quebec, in Quebec, in Canada.

The course of the Kadabakato river crosses to the northwest the township of Estrées.

The area is served by some secondary forest roads.

The surface of the river is usually frozen from the end of November to the end of April, however safe ice circulation is generally from early December to mid-April.

The surrounding hydrographic slopes of the Kadabakato River are: The Kadabakato River originates from a forest stream (elevation: 279 metres (915 ft)) in the canton of estrées, namely: From its source, the "Kadabakato River" flows over 27.9 kilometres (17.3 mi) entirely in forest zone according to these segments: The mouth of the "Kadabakato River" which flows to the southwest shore of the Wawagosic River is located in the forest zone at: The term "Kadabakato" is of Amerindian origin of the Algonquin Nation, meaning "we hear the sound of beavers striking with their tails".