Focus on Geography Series, 2021 Census of Population

Châteauguay, Ville

Population, 2021 and 2016 censuses

21

Provincial population rank: 21

National population rank: 103 of 4,831

6.1%

In 2021, the enumerated population of Châteauguay (Ville), was 50,815, which represents a change of 6.1% from 2016. This compares to the provincial average of 4.1% and the national average of 5.2%.

6.0%

In 2021, there were 19,917 private dwellings occupied in Châteauguay (Ville), which represent a change of 6.0% from 2016.

1481.2

The land area of Châteauguay (Ville) is 34.31 square kilometres and the population density was 1481.2 people per square kilometre.

Population change for Châteauguay (Ville) and higher level geographies, 2016 to 2021

Châteauguay (Ville) — Neighbouring census subdivisions, population change, 2016 to 2021

Census subdivision (CSD) name Type Population
2021 2016 % change
Mercier V 14,626 13,115 11.5
Notre-Dame-de-l'Île-Perrot V 11,427 10,654 7.3
Pointe-Claire V 33,488 31,380 6.7
Saint-Isidore PE 2,769 2,608 6.2
Beauharnois V 13,638 12,884 5.9
Sainte-Martine MÉ 5,664 5,461 3.7
Léry V 2,390 2,318 3.1
Dorval V 19,302 18,980 1.7
Kahnawake IRI .. .. ..

Quebec [PR] — Census subdivisions with 5,000-plus population with the highest population growth

Census subdivision (CSD) name Type Population
2021 2016 % change
Saint-Apollinaire MÉ 7,968 6,110 30.4
Bromont V 11,357 9,041 25.6
Carignan V 11,740 9,462 24.1
Saint-Zotique MÉ 9,618 7,934 21.2
Mirabel V 61,108 50,513 21.0

Quebec [PR] — Census subdivisions with 5,000-plus population with the lowest population growth

Census subdivision (CSD) name Type Population
2021 2016 % change
Sainte-Anne-des-Monts V 6,121 6,437 -4.9
Port-Cartier V 6,516 6,799 -4.2
Baie-Comeau V 20,687 21,536 -3.9
Kirkland V 19,413 20,151 -3.7
Chibougamau V 7,233 7,504 -3.6
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