Brossard is a municipality in the Montérégie region of Quebec, Canada and is part of the Greater Montreal area. According to the 2021 census, Brossard's population was 91,525. It shares powers with the urban agglomeration of Longueuil and was a borough of the municipality of Longueuil from 2002 to 2006.

Greater Montreal is the most populous metropolitan area in Quebec and the second most populous in Canada after Greater Toronto. In 2015, Statistics Canada identified Montreal's Census Metropolitan Area (CMA) as 4,258.31 square kilometres (1,644.14 sq mi) with a population of 4,027,100, almost half that of the province.