Beaconsfield–Baie-D'Urfé
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Beaconsfield–Baie-D'Urfé is a former borough in the West Island area of Montreal, Quebec. It was composed of the municipalities of Beaconsfield and Baie-D'Urfé through a forced merger on January 1, 2002.
On June 20, 2004, both Beaconsfield and Baie-D'Urfé voted to return to being independent municipalities, effective January 1, 2006.