11845 boulevard O'Brien vs 12306 boulevard O'Brien
Data as of October 29, 2026 · updated every week
11845 boulevard O'Brien is the older building (1953); 12306 boulevard O'Brien was built in 1963. 12306 boulevard O'Brien is assessed at $878,400, 15% more than 11845 boulevard O'Brien ($764,100). 11845 boulevard O'Brien has 1 building permits on record, 12306 boulevard O'Brien has 0. Neither is in a flood zone.
| 11845 boulevard O'Brien | 12306 boulevard O'Brien | |
|---|---|---|
| Type | House or building | House or building |
| City and borough | Montréal · Ahuntsic-Cartierville | Montréal · Ahuntsic-Cartierville |
| Built | 1953 | 1963 |
| Assessed (roll) | $764,100 | $878,400 |
| Since the previous roll | +12 % | +10 % |
| Welcome tax on that value | ≈ $10,631 | ≈ $12,917 |
| Lot | 465 m² | 348 m² |
| Floor area | 125 m² | 198 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 | 1 · Jul 2010 | 0 |
| Findings | 4 Note | 1 Serious 4 Note |
| Nearest metro | Côte-Vertu, 2.4 km | Montmorency, 2.6 km |
The full report for each address explains every finding and shows the full permit and value history.
Full report: 11845 boulevard O'Brien Full report: 12306 boulevard O'Brien