645 rue Saint-Roch vs 830-840 rue Saint-Roch
Data as of November 1, 2026 · updated every week
830-840 rue Saint-Roch is the older building (1954); 645 rue Saint-Roch was built in 1963. 830-840 rue Saint-Roch is assessed at $3,625,900, 112% more than 645 rue Saint-Roch ($1,712,500). 645 rue Saint-Roch has 0 building permits on record, 830-840 rue Saint-Roch has 2. Neither is in a flood zone.
| 645 rue Saint-Roch | 830-840 rue Saint-Roch | |
|---|---|---|
| Type | 7 dwellings | 21 dwellings |
| City and borough | Montréal · Villeray-Saint-Michel-Parc-Extension | Montréal · Villeray-Saint-Michel-Parc-Extension |
| Built | 1963 | 1954 |
| Assessed (roll) | $1,712,500 | $3,625,900 |
| Since the previous roll | +11 % | +24 % |
| Welcome tax on that value | ≈ $32,638 | ≈ $97,932 |
| Lot | 352 m² | 622 m² |
| Floor area | 502 m² | 1,389 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 | 0 | 2 · Jan 2017 |
| Findings | 1 Serious 4 Note | 4 Note |
| Nearest metro | Du Parc, 420 m | Du Parc, 550 m |
The full report for each address explains every finding and shows the full permit and value history.
Full report: 645 rue Saint-Roch Full report: 830-840 rue Saint-Roch