Bill McMurchie, who served as mayor of Pointe-Claire for 15 years, retired this year. That left the field open for former councillor and retired police officer, Morris Trudeau and businessman John Belvedere to take a run at the job.
One-term Beaconsfield mayor David Pollock decided not to run again, but recently threw his support behind businessman Georges Bourelle, one of four candidates in contention for the mayor's job.
Only one candidate in that crowded race, former councillor Rhonda Massad, had experience on city council.
In Sainte-Anne-de-Bellevue, another one-term mayor, Francis Deroo, decided to step aside this election, opening up the field to a two-way race between former police officer Paul Chablo and city councillor Paola Hawa.
Hudson has been without a permanent mayor since June, when Michael Elliott stepped down citing health concerns.
A month earlier, the town called in Quebec provincial police investigators to look into what was described as accounting irregularities.
The winners of the mayoral races will be updated at cbc.ca/montreal as information is made available from the municipalities.