17921 rue Foster vs 4543 rue Foster
Data as of October 29, 2026 · updated every week
4543 rue Foster is the older building (1988); 17921 rue Foster was built in 1991. 17921 rue Foster is assessed at $1,021,200, 79% more than 4543 rue Foster ($572,100). 17921 rue Foster has 4 building permits on record, 4543 rue Foster has 1. Neither is in a flood zone.
| 17921 rue Foster | 4543 rue Foster | |
|---|---|---|
| Type | House or building | House or building |
| City and borough | Montréal · Pierrefonds-Roxboro | Montréal · Pierrefonds-Roxboro |
| Built | 1991 | 1988 |
| Assessed (roll) | $1,021,200 | $572,100 |
| Since the previous roll | 0 % | +11 % |
| Welcome tax on that value | ≈ $15,773 | ≈ $6,791 |
| Lot | 620 m² | 432 m² |
| Floor area | 237 m² | 120 m² |
| Notice of deterioration | No | No |
| City’s right of first refusal | No | No |
| Heritage | No | No |
| In a flood zone | No | No |
| Building permits on record | 4 · Aug 2025 | 1 · Jun 2017 |
| Findings | 1 Check 3 Note | 3 Note |
| Nearest metro | — | — |
The full report for each address explains every finding and shows the full permit and value history.