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Presbytère, Saint-Louis de Gonzague Beauharnois vue d'ensemble 11-d.na.civile-80-1392Photo: Groupe de recherche en art du Québec · CC BY-SA 4.0
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Property prices in Beauharnois · Census 2021 and Statistics Canada

Permits in Beauharnois added 32.9 homes a year for every 1,000, where Quebec’s towns added 15.1

Census values for 2021: a median of $300,000 and an average of $316,000. The census figure is the owner’s own reckoning of value in May 2021; actual sale prices may differ. No open sale prices are published in Quebec, so for Beauharnois the census value is the measure. Québec’s 2026 property roll puts single-family homes at a median $434,900, at market values of July 1, 2024.

Median home value
$300K
owners’ estimate, census 2021
average $316K
Property roll value
$435K
single-family homes, roll 2026
market at July 1, 2024
New homes a year
189
permits, 2018–2023
32.9 per 1,000 homes
Owner households
3,925
census 2021
63% of households
What homes are worth

Two ways to price a home in Beauharnois

Two sources, each set against Quebec’s towns only: provinces measure value differently, so they don’t line up across borders.

Census 2021$300K

median, owners’ estimate

Average
$316K
Owners
3,925
Quebec’s towns
$300K
The typical Canadian town
$406K
Property roll 2026$435K

single-family, market at July 1, 2024

Quebec’s towns
$353K

Census 2021 (Statistics Canada); Canadian Housing Statistics Program, tables 46-10-0099 and 46-10-0093; Québec rôle d’évaluation foncière 2026 (MAMH).

The roll by kind

Duplexes to fiveplexes house 28% of Beauharnois, beside 16% for Quebec’s towns

The roll puts Beauharnois’s dwellings at 46% in single-family houses, 28% in plexes, 17% in buildings of six units or more and 4% in condos.

Value by kind

Median roll value by kind, 2026 the tick is the median of Quebec’s towns

Detached houses$447K
Semi-detached and row$413K
Condos$321K
Plexes (2–5 units), a building$497K
Chalets$256K
Mobile homes$267K
Dwellings on the roll

Dwellings by kind of building

Single-family houses46%
Condos4%
Plexes28%
Buildings of 6+ units17%
1977
year the median house was built (Quebec’s towns: 1981)
16%
of dwellings built since 2016
7,256
dwellings on the roll

Rôle d’évaluation foncière 2026 (MAMH): a kind’s median needs 10 units or more; plexes are valued per building; each municipality’s roll has its own market date. The ticks are the median of Québec’s municipalities with their own roll.

The homes

Before 1961: 30% of the homes in Beauharnois, where Quebec’s towns have 21%

6,295 occupied homes stood in Beauharnois in 2021, and single-detached houses made up 51% of them.

When they were built

Homes by period of construction the tick is the median of Quebec’s towns

Before 196130%
1961–198024%
1981–200021%
2001–201517%
2016–20218%
What kind of home

Homes by kind

Single-detached houses51%
Semi-detached houses6%
Row houses1%
Flats in a duplex11%
Apartments, under 5 storeys30%
Movable dwellings2%
Against the median town of the province and of Canada
BeauharnoisQuebecCanada
Condominiums10%8%8%
Needing major repairs7%6%6%
Too small for the household2%2%3%
Households in core housing need8%3%7%

Census 2021 (Statistics Canada): occupied private dwellings; core housing need as Statistics Canada defines it. Ticks and columns are medians of the towns and neighbourhoods of 2,500 or more.

New homes

2020 was the year Beauharnois built most: 379 new homes permitted

Building permits added 1,131 homes in Beauharnois between 2018 and 2023: some 189 a year. Only 4% went into single-unit buildings, beside 39% for Quebec’s towns.

Permits by year, 2018–2023
Single-unit buildingsTwo or more units
0100200300400201820192020202120222023
The pace

New homes a year per 1,000 homes

Beauharnois32.9
Quebec’s towns15.1
The typical Canadian town13.8
$35M
of new residential construction a year, 2019–2023
The metro area

Up 19%: 31,370 new homes in the year to August 2026

010,00020,00030,00040,00020212022202320242025

Statistics Canada, tables 46-10-0087 (building permits by census subdivision, 2018–2023: dwelling units created, new construction and conversions) and 34-10-0292 (monthly, metro areas). Per 1,000: units a year over 2019–2023 against occupied homes in 2021. · Data for monthly permits covers the Montréal metro area

Across Quebec

Beauharnois sits close to the $300,000 median of Quebec’s towns

510 of Quebec’s towns (2,500 people or more), by median value at the 2021 census, dearest first.

Median value, census 2021

Census 2021, owners’ estimates; towns and neighbourhoods of 2,500 or more, no city as a whole, no reserve.

Home values around Beauharnois

Next to Beauharnois: 2021 census values and the share of owners.

Saint-Étienne-de-BeauharnoisLéryPointe-des-CascadesSainte-MartineNotre-Dame-de-l'Île-PerrotMercierSaint-Étienne-de-BeauharnoisLéryPointe-des-CascadesSainte-MartineNotre-Dame-de-l'Île-PerrotMercierBeauharnois
Prices next door
TownMedian home valueAverageOwnerskm
Beauharnois$300K$316K63%
Saint-Étienne-de-Beauharnois$348K$374K80%7.2
Léry$452K$621K83%7.5
Pointe-des-Cascades$360K$386K74%8.1
Sainte-Martine$332K$344K67%8.8
Notre-Dame-de-l'Île-Perrot$500K$539K96%8.9
Mercier$376K$388K81%10.9

Census 2021 values; km.

Questions about property prices in Beauharnois

How many households in Beauharnois are in core housing need?

More than most: 8% of households in Beauharnois, where Quebec’s towns sit at 3%.

Is Beauharnois expensive for Quebec?

Beauharnois is close to the norm for Quebec’s towns, whose median home is worth $300,000.

Sources: Statistics Canada, Census of Population 2021 · Statistics Canada, building permits (tables 46-10-0087 and 34-10-0292) · Ministère des Affaires municipales et de l’Habitation, rôle d’évaluation foncière 2026. Under the Statistics Canada Open Licence.

Adapted from Statistics Canada (Census of Population 2021, population estimates 2025, 2021 census boundaries) under the Statistics Canada Open Licence; this does not constitute an endorsement by Statistics Canada. Neighbourhood names in some cities © OpenStreetMap contributors (ODbL).