17850 rue Foster vs 4531 rue Foster

Data as of October 29, 2026 · updated every week

17850 rue Foster is the older building (1988); 4531 rue Foster was built in 1989. 17850 rue Foster is assessed at $764,200, 17% more than 4531 rue Foster ($650,900). Neither has a building permit on record. Neither is in a flood zone.

17850 rue Foster4531 rue Foster
TypeHouse or buildingHouse or building
City and boroughMontréal · Pierrefonds-RoxboroMontréal · Pierrefonds-Roxboro
Built19881989
Assessed (roll)$764,200$650,900
Since the previous roll+11 %+11 %
Welcome tax on that value≈ $10,633≈ $8,367
Lot542 m²432 m²
Floor area203 m²165 m²
Notice of deteriorationNoNo
City’s right of first refusalNoNo
HeritageNoNo
In a flood zoneNoNo
Building permits on record00
Findings 3 Note 3 Note
Nearest metro——

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

Full report: 17850 rue Foster Full report: 4531 rue Foster

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