[1] A planned extension of the Blue Line, which would include a station on Langelier Boulevard, has received funding, but is yet to be constructed.

[3] The boulevard gets its name from Sir François Langelier, a lawyer, politician, and judge.

A park, named after Felix Leclerc, lies near the intersection with Rue Beaubien.

Carrefour Langelier, a small-sized shopping centre, is located in Saint-Léonard at the intersection of the boulevard with Jean-Talon East Street.

[5][6] Langelier Boulevard ends at the entrance to Canadian Forces Base Montreal, at the intersection with Rue Hochelaga.