Residential address

641 avenue Argyle

Westmount, Montreal H3Y 5 views

641 avenue Argyle is a residential property in Westmount, Montreal, built in 1922. Its 2026 municipal assessment is $12,580,700, up 2% from $12,334,000 on the 2023 roll.

Year built: 1922
Storeys: 3
Dwellings: 1
Building: 787 m² · 8,471 ft²
Lot size: 2007 m² · 21,603 ft²
Type: Logement

Estimated value

$12,394,944

413% above the Westmount average

10.27 M Likely range 14.89 M

Vs a typical Westmount home

Bedrooms +2 +$298k

Bathrooms +2 +$1.32 M

Powder rooms +1 +$345k

Indoor parking +1 +$273k

Lot size +420% -$454k

Interior size +119% -$66k

Year built -9 +$29k

Estimate based on regional data and your inputs. How it works

Refine this estimate

Adjust the rooms and interior finish: the value updates as you go.

Interior finish Standard

Example of this interior finish level — Standard

The typical, average finish — kept up and current enough.

Poor Excellent

Bedrooms

Bathrooms

Powder rooms

Indoor parking

Location

Google Maps

Municipal assessment

2026 roll

Municipal assessment comes from the property assessment roll. It is separate from the estimated market value above.

Total: $12,580,700
Land: $4,215,300
Building: $8,365,400
2023 roll: $12,334,000 +2%

Alexandre Bélanger-Laflèche

514 Groupe

View profile

Talk to a local expert

Questions about this home in Westmount?

Alexandre Bélanger-Laflèche knows this market and can take you further than an online estimate:

See recent transactions on nearby homes
Confirm the details we have on file for this property
Confirm what it's really worth on today's market

Frequently asked questions

What is 641 avenue Argyle, Westmount worth?

Evalio estimates the market value of 641 avenue Argyle, Westmount at about $12,395,000, with a likely range of $10,272,000 to $14,894,000.

What is the municipal assessment of 641 avenue Argyle, Westmount?

On the 2026 municipal assessment roll, 641 avenue Argyle, Westmount is valued at $12,580,700. That is $4,215,300 for the land and $8,365,400 for the building.

When was 641 avenue Argyle, Westmount built?

641 avenue Argyle, Westmount was built in 1922, according to the municipal assessment roll.

Is the Evalio estimate an official appraisal?

No. The Evalio estimate is an automated valuation for information only — it isn't a certified appraisal and carries no legal weight. For a mortgage, a sale, or a tax dispute, hire a chartered appraiser, who visits the property and signs a formal report.