657 avenue Rockland vs 873-877 avenue Rockland
Data as of October 29, 2026 · updated every week
657 avenue Rockland is the older building (1913); 873-877 avenue Rockland was built in 1945. 873-877 avenue Rockland is assessed at $2,654,800, 41% more than 657 avenue Rockland ($1,885,600). 657 avenue Rockland has 9 building permits on record, 873-877 avenue Rockland has 4. Neither is in a flood zone.
| 657 avenue Rockland | 873-877 avenue Rockland | |
|---|---|---|
| Type | House or building | 2 dwellings |
| City and borough | Montréal · Outremont | Montréal · Outremont |
| Built | 1913 | 1945 |
| Assessed (roll) | $1,885,600 | $2,654,800 |
| Since the previous roll | +11 % | +6 % |
| Welcome tax on that value | ≈ $36,966 | ≈ $61,379 |
| Lot | 275 m² | 474 m² |
| Floor area | 228 m² | 327 m² |
| Notice of deterioration | No | No |
| City’s right of first refusal | No | No |
| Heritage | Yes | No |
| In a flood zone | No | No |
| Building permits on record | 9 · Sep 2026 | 4 · Sep 2022 |
| Findings | 1 Serious 2 Check 3 Note | 1 Serious 3 Note |
| Nearest metro | Outremont, 540 m | Outremont, 430 m |
The full report for each address explains every finding and shows the full permit and value history.
Full report: 657 avenue Rockland Full report: 873-877 avenue Rockland