La Haute-Côte-Nord (French pronunciation: [la ot kot nɔʁ]) is a regional county municipality in northeastern Quebec, Canada, in the Côte-Nord region.

It is located on the Gulf of St. Lawrence where the Saguenay River flows into it.

The municipality has a land area of 11,295.82 square kilometres (4,361.34 sq mi) and its population was 10,278 inhabitants as of the 2021 census.

Except for Sacré-Coeur, which is located along the Saguenay River, all places and municipalities of the RCM are along Quebec Route 138 directly on the shores of the St. Lawrence River.

The unorganized territory of Lac-au-Brochet makes up some 83% of the interior part of the RCM.