Pierrefonds—Dollard is a federal electoral district in Quebec, Canada, that has been represented in the House of Commons of Canada since 1988. Its population was 108,587 at the 2016 Canadian Census. This riding occupies the northwest part of the Island of Montreal on Lac des Deux-Montagnes and Rivière des Prairies. It contains the cities of Dollard-des-Ormeaux, Pierrefonds, Roxboro and L'Île-Bizard. This riding is home to a number of pharmaceutical companies. Manufacturing is the main industry, followed by retail trade. Over 17% of the population has a university degree, while just over 4% has less than a Grade 9 education. The average family income is $75,497 with an unemployment rate of 6.5%.