The town was named after a French city of the same name.
The Post Office opened on September 1, 1894.
The current population is 476.
The earliest known postmark from Montmartre dated December 13, 1894, when the town was part of the District of Assininboia.
Postmarked 1911
Postmarked 1911
Postmarked 1964
convent 1925
*
1985