640 avenue Dunlop vs 830 avenue Dunlop
Data as of October 29, 2026 · updated every week
640 avenue Dunlop is the older building (1912); 830 avenue Dunlop was built in 1926. 640 avenue Dunlop is assessed at $4,951,800, 180% more than 830 avenue Dunlop ($1,767,900). 640 avenue Dunlop has 5 building permits on record, 830 avenue Dunlop has 2. Neither is in a flood zone.
| 640 avenue Dunlop | 830 avenue Dunlop | |
|---|---|---|
| Type | House or building | House or building |
| City and borough | Montréal · Outremont | Montréal · Outremont |
| Built | 1912 | 1926 |
| Assessed (roll) | $4,951,800 | $1,767,900 |
| Since the previous roll | +8 % | +3 % |
| Welcome tax on that value | ≈ $150,968 | ≈ $34,023 |
| Lot | 866 m² | 292 m² |
| Floor area | 622 m² | 164 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 · Jul 2026 | 2 · Sep 2022 |
| Findings | 1 Serious 2 Check 2 Note | 1 Serious 1 Check 4 Note |
| Nearest metro | Édouard-Montpetit, 460 m | Outremont, 740 m |
The full report for each address explains every finding and shows the full permit and value history.
Full report: 640 avenue Dunlop Full report: 830 avenue Dunlop