Cartier is a community in the Canadian province of Ontario, located in the Sudbury District approximately 20 kilometres (12 mi) north of the northwestern city limits of Greater Sudbury along Highway 144.

A designated place administered by a local services board,[2] Cartier had a population of 302 in the Canada 2006 Census.

Halfway Lake Provincial Park is located approximately 20 kilometres (12 mi) north of Cartier.

In 1888 it was officially named Cartier after the township, which was named to honour Sir George-Étienne Cartier (1814–1873), joint premier of the province of Canada with Sir John A. Macdonald from 1857 to 1862.

[5] Cartier is also a flag stop on Ontario Northland's motor coach service from Sudbury to Hearst.