École secondaire l'Horizon is a French-language public secondary school located in Saint-Jean-Chrysostome, Quebec, Canada.

It is located on Place Centre-ville in the downtown sector of Saint-Jean-Chrysostome and is run by the Commission scolaire des Navigateurs school board.

Most of the school's students come from Saint-Jean-Chrysostome and Breakeyville, but some come from the districts of Saint-Romuald and Charny.

The high school also has a football team called Les Phénix and there are other sporting teams with the same name at the school.

This Quebec school-related article is a stub.