312 40e Avenue vs 850 40e Avenue

Data as of October 29, 2026 · updated every week

850 40e Avenue is the older building (1947); 312 40e Avenue was built in 1948. 850 40e Avenue is assessed at $764,700, 8% more than 312 40e Avenue ($708,900). 312 40e Avenue has 0 building permits on record, 850 40e Avenue has 5. Neither is in a flood zone.

312 40e Avenue850 40e Avenue
TypeHouse or buildingHouse or building
City and boroughMontréal · LachineMontréal · Lachine
Built19481947
Assessed (roll)$708,900$764,700
Since the previous roll+9 %+5 %
Welcome tax on that value≈ $9,527≈ $10,643
Lot434 m²465 m²
Floor area196 m²116 m²
Notice of deteriorationNoNo
City’s right of first refusalNoNo
HeritageNoNo
In a flood zoneNoNo
Building permits on record05 · Mar 2022
Findings 5 Note 3 Note
Nearest metro——

The full report for each address explains every finding and shows the full permit and value history.

Full report: 312 40e Avenue Full report: 850 40e Avenue

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