3447-3451 avenue Laval vs 4423-4429 avenue Laval
Data as of November 1, 2026 · updated every week
Both were built in 1885. 3447-3451 avenue Laval is assessed at $1,744,800, 16% more than 4423-4429 avenue Laval ($1,508,000). 3447-3451 avenue Laval has 3 building permits on record, 4423-4429 avenue Laval has 4. Neither is in a flood zone.
| 3447-3451 avenue Laval | 4423-4429 avenue Laval | |
|---|---|---|
| Type | 4 dwellings | 6 dwellings |
| City and borough | Montréal · Le Plateau-Mont-Royal | Montréal · Le Plateau-Mont-Royal |
| Built | ≈ 1885 | ≈ 1885 |
| Assessed (roll) | $1,744,800 | $1,508,000 |
| Since the previous roll | +4 % | 0 % |
| Welcome tax on that value | ≈ $33,446 | ≈ $27,526 |
| Lot | 242 m² | 283 m² |
| Floor area | 483 m² | 311 m² |
| Notice of deterioration | No | No |
| City’s right of first refusal | No | No |
| Heritage | Yes | Yes |
| In a flood zone | No | No |
| Building permits on record | 3 · Jan 2026 | 4 · Dec 2021 |
| Findings | 1 Serious 2 Check 3 Note | 1 Serious 1 Check 5 Note |
| Nearest metro | Sherbrooke, 300 m | Mont-Royal, 300 m |
The full report for each address explains every finding and shows the full permit and value history.
Full report: 3447-3451 avenue Laval Full report: 4423-4429 avenue Laval