11870 boulevard O'Brien vs 12046 boulevard O'Brien
Data as of October 29, 2026 · updated every week
12046 boulevard O'Brien is the older building (1944); 11870 boulevard O'Brien was built in 1953. 11870 boulevard O'Brien is assessed at $689,100, 6% more than 12046 boulevard O'Brien ($649,400). Each has 2 building permits on record. Neither is in a flood zone.
| 11870 boulevard O'Brien | 12046 boulevard O'Brien | |
|---|---|---|
| Type | House or building | House or building |
| City and borough | Montréal · Ahuntsic-Cartierville | Montréal · Ahuntsic-Cartierville |
| Built | 1953 | 1944 |
| Assessed (roll) | $689,100 | $649,400 |
| Since the previous roll | +12 % | +10 % |
| Welcome tax on that value | ≈ $9,131 | ≈ $8,337 |
| Lot | 465 m² | 465 m² |
| Floor area | 112 m² | 103 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 | 2 · Jul 2020 | 2 · Sep 2025 |
| Findings | 1 Serious 5 Note | 1 Serious 1 Check 3 Note |
| Nearest metro | Côte-Vertu, 2.5 km | Côte-Vertu, 2.9 km |
The full report for each address explains every finding and shows the full permit and value history.
Full report: 11870 boulevard O'Brien Full report: 12046 boulevard O'Brien