The surface of the Hinchinbrook Brook (except the rapids areas) is generally frozen from mid-December to the end of March; however, safe circulation on the ice is generally done from the end of December to the beginning of March.

The water level of the river varies with the seasons and the precipitation; the spring flood occurs in March or April.

The Hinchinbrook Brook originates in mountain and forest areas in New York State.

From its source, the current of the Hinchinbrooke River descends on 31.3 kilometres (19.4 mi), with a drop of , according to the following segments: Upper part, in American territory (segment of 15.2 kilometres (9.4 mi)) Note: This river is designated Hinchinbrook Brook in the States of New York.

The toponym "Rivière Hinchinbrooke" was formalized on November 29, 1991 at the Commission de toponymie du Québec.