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Montmagny

5,471 properties on the 2025 property assessment roll

Montmagny has 5,471 properties on the 2025 property assessment roll. The most common property types are single-family home (2,945), duplex (348), residential (177). The median assessed value on the roll is $200,600, an average increase of 23.7% over the previous roll. The median year of construction is 1974.

According to the 2021 Census, Montmagny has 10,999 residents (-2.3% since 2016), with a median age of 53. 57% of households own their home. The median after-tax household income is $49,600 and the median dwelling value reported in the census was $200,000.

Sources: 2025 property assessment roll (MAMH) · 2021 Census (Statistics Canada).

The market by property type

Single-family home
2,945
Avg. assessment $242,521
Duplex
348
Avg. assessment $229,096
Residential
177
Avg. assessment $293,150
Cottage or vacation home
176
Avg. assessment $221,114
Triplex
146
Avg. assessment $256,752
Mobile home
99
Avg. assessment $194,486
Quadruplex
88
Avg. assessment $276,674
Condominium
48
Avg. assessment $163,415

Population trend

-4.5% since 2001

All of Montmagny · annual estimates from the ISQ

202511,326 residents20012025

Population estimates as of July 1, Institut de la statistique du Québec (ISQ) (2001-2025). Recent years are revised or preliminary.

Main streets in Montmagny

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Other streets in Montmagny

Properties in Montmagny