Pie-IX BRT

Summary

The Pie-IX BRT is a bus rapid transit (BRT) corridor on Pie-IX Boulevard in Montreal between Saint Catherine Street in Hochelaga-Maisonneuve and Saint Martin in Laval. After four years of construction, the majority of Pie-IX BRT stations opened in November 2022, with the remaining opening in 2023. It is currently served by the 439 route, which is the busiest route in Montreal with 7,651,839 annual riders in 2025.