The Ormes river flows in the municipalities of Saint-Flavien, Saint-Janvier-de-Joly and Val-Alain, in the Lotbinière Regional County Municipality, in the administrative region of Chaudière-Appalaches, in Quebec, in Canada.

The main neighboring watersheds of the Ormes river are: The Ormes River has its source in the municipality of Saint-Flavien, north of the village, near the Pointe du Jour road.

From its source, the Rivière aux Ormes flows over 15.2 kilometres (9.4 mi) with a drop of 62 metres (203 ft), divided into the following segments: The Ormes River "flows into a bend in the river on the south bank of the Huron River in the municipality of Saint-Janvier-de-Joly.

This confluence is located opposite the municipality of Saint-Édouard-de-Lotbinière.

The toponym Rivière aux Ormes was formalized on December 5, 1968, at the Commission de toponymie du Québec.