11975 boulevard O'Brien vs 12144 boulevard O'Brien
Data as of October 29, 2026 · updated every week
11975 boulevard O'Brien is the older building (1948); 12144 boulevard O'Brien was built in 1949. 11975 boulevard O'Brien is assessed at $639,900, 17% more than 12144 boulevard O'Brien ($546,700). 11975 boulevard O'Brien has 0 building permits on record, 12144 boulevard O'Brien has 1. Neither is in a flood zone.
| 11975 boulevard O'Brien | 12144 boulevard O'Brien | |
|---|---|---|
| Type | House or building | House or building |
| City and borough | Montréal · Ahuntsic-Cartierville | Montréal · Ahuntsic-Cartierville |
| Built | 1948 | 1949 |
| Assessed (roll) | $639,900 | $546,700 |
| Since the previous roll | +12 % | +10 % |
| Welcome tax on that value | ≈ $8,147 | ≈ $6,311 |
| Lot | 465 m² | 348 m² |
| Floor area | 118 m² | 129 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 | 1 · Jun 1993 |
| Findings | 3 Note | 6 Note |
| Nearest metro | Côte-Vertu, 2.7 km | Montmorency, 2.9 km |
The full report for each address explains every finding and shows the full permit and value history.
Full report: 11975 boulevard O'Brien Full report: 12144 boulevard O'Brien