Where Is the Saint Lawrence River Located?


Quick Answer

The Saint Lawrence River is located in North America and connects the Great Lakes to the Atlantic Ocean. It forms part of the boundary between New York and Canada. It also flows through the cities of Montreal and Quebec.

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Full Answer

The Saint Lawrence River's location means that it has played an important role in national security. It was of strategic importance during the Seven Years' War, and German submarines attacked ships in the river during World War II.

Early settlers in the area made their living by fishing in the river. The Saint Lawrence Seaway, which opened in 1959, consists of locks and canals that have improved the ability of ships to travel along the river.

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