Argenteuil—Papineau—Mirabel

Spanning a broad swath of the Laurentians and the Ottawa River valley northwest of Montreal, Argenteuil—Papineau—Mirabel was one of Quebec's largest ridings by area. It encompassed the city of Mirabel, the regional county municipalities of Argenteuil and Papineau, parts of the MRC des Deux-Montagnes including Oka and the Kanesatake Mohawk territory, and portions of the MRC des Pays-d'en-Haut including Morin-Heights and Saint-Adolphe-d'Howard.

Candidates

Mylène Freeman (NDP) — Born in Stouffville, Ontario, to an Irish Canadian father and a French Canadian mother, Freeman held a Bachelor of Arts in political theory from McGill University. At McGill she had been co-president of NDP McGill and coordinator of the university's Women in House program, which paired young women with female MPs to encourage political engagement. She was one of several McGill students who ran for the NDP in Quebec in 2011.

Mario Laframboise (Bloc Québécois) — A notary by training who held a diploma in notarial law from the Université de Montréal (1980), Laframboise had served as mayor of Notre-Dame-de-la-Paix and reeve of the Papineau MRC before entering federal politics. He was first elected to the House of Commons in the 2000 election and had represented the riding for over a decade. In Parliament he served as the Bloc's critic for transport and infrastructure and as vice-chair of the Standing Committee on Transport, Infrastructure and Communities.

Daniel Fox (Liberal) — Fox stood as the Liberal candidate in the riding.

Yvan Patry (Conservative) — Patry carried the Conservative banner in the contest.

Stephen Matthews (Green Party), Michel Daniel Guibord (Independent), and Christian-Simon Ferlatte (Marxist-Leninist) also ran.

About the Riding

The riding's geography was remarkably varied, stretching from the agricultural lowlands along the Ottawa River in the east, through the small cities and towns of the Laurentian foothills, to the sprawling former airport lands of Mirabel in the south. Lachute, the seat of the Argenteuil MRC with a population of roughly 12,000, was a centre for paper milling and lumber. The town of Thurso on the Ottawa River had long depended on its pulp mill, which had been a major employer since the 1950s. Mirabel, once home to the ill-fated Mirabel International Airport (closed to passenger traffic in 2004), was transitioning toward aerospace manufacturing and industrial development on the former airport lands.

Agriculture was significant throughout the riding, particularly in the fertile valleys of the Papineau and Argenteuil regions, where dairy farming, maple syrup production, and mixed agriculture sustained rural communities. The northern portions of the riding attracted cottage and recreational tourism, with lakes and ski hills drawing seasonal visitors.

The riding had a notable anglophone minority, particularly in the Argenteuil area around Lachute and the Laurentian communities. The Kanesatake Mohawk territory near Oka gave the riding a distinctive dimension — the 1990 Oka Crisis had originated there, and questions of land claims and Indigenous governance remained relevant. Forestry-sector decline, rural infrastructure investment, and the economic redevelopment of the former Mirabel airport site were prominent local issues heading into 2011.