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Repentigny, Quebec

Repentigny is a city in Quebec, Canada, in the Lanaudière region and part of the Montreal metropolitan area.

By Ethan Anderson| Reviewed by Olivia Bennett, Standards & Fact-Checking Lead| Updated July 27, 2026|2 min read| Fact-checked

Repentigny is a city in Quebec, Canada, in the Lanaudière region and part of the Montreal metropolitan area. It sits on the north shore of the St. Lawrence River near the mouth of the L’Assomption River, and was formed by the 2002 amalgamation of the former cities of Repentigny and Le Gardeur.

Geography

Repentigny is located northeast of Montreal on the north shore of the St. Lawrence River, where the L’Assomption River meets the river system. It is a municipality in the Lanaudière region and is connected to major routes including Autoroutes 40 and 640.

History

The present city was created in 2002 by merging the former cities of Repentigny and Le Gardeur. The earlier settlement of Repentigny had been incorporated as a city in 1957.

Demographics

Repentigny had a population of 86,100 in the 2021 census, up 2.2% from 2016. The municipal profile published by the city lists a 2025 population of 90,815.

Regional role

Repentigny is part of the Montreal metropolitan area and is one of the larger municipalities in Lanaudière. The city describes itself as the sixth largest in the Communauté métropolitaine de Montréal and the second largest in Lanaudière.

Key facts

  • Repentigny is an off-island suburb of Montreal in Quebec.
  • The current city was created on 1 June 2002 through the amalgamation of Repentigny and Le Gardeur.
  • Statistics Canada recorded a population of 86,100 in the 2021 census.
  • The city lies on the north shore of the St. Lawrence River at the mouth of the L’Assomption River.
  • Repentigny is part of the Lanaudière region and the Communauté métropolitaine de Montréal.
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Canadian context

Repentigny is a major Quebec suburb within the Montreal metropolitan area, relevant to Canadian readers for its regional role, population growth, and position on the St. Lawrence corridor.

Frequently asked questions

Where is Repentigny located?
Repentigny is on the north shore of the St. Lawrence River in Quebec, near the mouth of the L’Assomption River, northeast of Montreal.
Is Repentigny part of Montreal?
No. It is an off-island suburb and part of the Montreal metropolitan area, but it is a separate city in Lanaudière.
When was the current city of Repentigny created?
The current municipality was created on 1 June 2002 by merging Repentigny and Le Gardeur.
What was Repentigny’s population in 2021?
Statistics Canada recorded 86,100 residents in the 2021 census.
What region is Repentigny in?
Repentigny is in the Lanaudière administrative region and the MRC of L'Assomption.

References

  1. Wikipedia — https://en.wikipedia.org/wiki/Repentigny
    Supports: General location, suburban status, and regional context.
  2. The Canadian Encyclopedia — https://thecanadianencyclopedia.ca/en/article/repentigny
    Supports: 2002 amalgamation, location, and historical municipal context.
  3. Ville de Repentigny — https://repentigny.ca/la-ville/decouvrir-repentigny/portrait-statistiques
    Supports: Official municipal population estimate, area, and regional ranking.
  4. Council of Europe — https://www.coe.int/en/web/interculturalcities/repentigny
    Supports: Municipal membership in the Lanaudière region and CMM context.
  5. Statistics Canada — https://www12.statcan.gc.ca/census-recensement/2021/as-sa/fogs-spg/Page.cfm?Lang=E&Dguid=2021A00052460013&topic=1
    Supports: 2021 census population figure.
  6. Tourisme Lanaudière — https://lanaudiere.ca/en/municipalities-lanaudiere/ville-de-repentigny/
    Supports: Geographic location and highway access.