3900-3904 avenue Laval vs 4270 avenue Laval
Data as of November 1, 2026 · updated every week
4270 avenue Laval is the older building (1885); 3900-3904 avenue Laval was built in 1890. 3900-3904 avenue Laval is assessed at $1,569,400, 61% more than 4270 avenue Laval ($973,300). 3900-3904 avenue Laval has 5 building permits on record, 4270 avenue Laval has 3. Neither is in a flood zone.
| 3900-3904 avenue Laval | 4270 avenue Laval | |
|---|---|---|
| Type | 3 dwellings | House or building |
| City and borough | Montréal · Le Plateau-Mont-Royal | Montréal · Le Plateau-Mont-Royal |
| Built | ≈ 1890 | ≈ 1885 |
| Assessed (roll) | $1,569,400 | $973,300 |
| Since the previous roll | +4 % | +10 % |
| Welcome tax on that value | ≈ $29,061 | ≈ $14,815 |
| Lot | 174 m² | 130 m² |
| Floor area | 363 m² | 145 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 | 5 · Dec 2025 | 3 · Oct 2021 |
| Findings | 1 Serious 2 Check 4 Note | 1 Check 4 Note |
| Nearest metro | Sherbrooke, 590 m | Mont-Royal, 460 m |
The full report for each address explains every finding and shows the full permit and value history.
Full report: 3900-3904 avenue Laval Full report: 4270 avenue Laval