Sainte-Anne-des-Plaines is a city in southwestern Quebec, Canada, 40 km northwest of the city of Montreal in the Thérèse-De Blainville Regional County Municipality, in the region of Laurentides. Its population was 14,990 during the census of 2014. The city has the Sainte-Anne-des-Plaines Complex of the Correctional Service of Canada, which includes the Regional Reception Centre (multi-level security), housing Special Handling Unit (SHU), Canada's highest-security unit; Sainte-Anne-des-Plaines Institution (maximum security), and the Regional Mental Health Centre (multi). It also has the Archambault Institution. Demographics In the 2021 Census of Population conducted by Statistics Canada, Sainte-Anne-des-Plaines had a population of living in of its total private dwellings, a change of from its 2016 population of . With a land area of , it had a population density of in 2021. Education The Commission scolaire de la Seigneurie-des-Mille-Îles (CSSMI) operates French-language schools. École primaire de l'Harmonie-Jeunesse École primaire des Moissons École primaire Du Bois-Joli École secondaire du Harfang Sir Wilfrid Laurier School Board operates the English-language public schools. Pierre Elliot Trudeau Elementary School in Blainville Rosemere High School in Rosemere Communities Domaine des Cyprès - located along Montee Morel with residents north of rue Robert located within Camping Sainte-Anne. Golf Le Champetre located along east side of Morel. Domaine Normandie - located along Boulevard Normandie south of Rang LePage the small community is centred around Lac de Normandie Lac des Plaines - located northwest of La Plaine and centred around Lac des Plaines. Homes along the lake are mostly trailers with fixed homes to the north. Large forest area found just north of the community. Lepage - centred at Rang Lepage and Highway 335 and located just south of Sainte-Anne-des-Plaines. Sainte-Anne-des-Plaines - largest of the communities along Highway 335. Commercial and other critical services provided here. References External links See also Saint Pierre River (Mascouche), a river Rivière des Mille Îles, a river Cities and towns in Quebec Incorporated places in Laurentides Greater Montreal Canada geography articles needing translation from French Wikipedia