11715-11717 boulevard O'Brien vs 12145 boulevard O'Brien
Data as of October 29, 2026 · updated every week
12145 boulevard O'Brien is the older building (1915); 11715-11717 boulevard O'Brien was built in 1949. 12145 boulevard O'Brien is assessed at $882,100, 63% more than 11715-11717 boulevard O'Brien ($539,900). 11715-11717 boulevard O'Brien has 0 building permits on record, 12145 boulevard O'Brien has 1. Neither is in a flood zone.
| 11715-11717 boulevard O'Brien | 12145 boulevard O'Brien | |
|---|---|---|
| Type | 2 dwellings | House or building |
| City and borough | Montréal · Ahuntsic-Cartierville | Montréal · Ahuntsic-Cartierville |
| Built | 1949 | 1915 |
| Assessed (roll) | $539,900 | $882,100 |
| Since the previous roll | +10 % | +10 % |
| Welcome tax on that value | ≈ $6,209 | ≈ $12,991 |
| Lot | 361 m² | 465 m² |
| Floor area | 171 m² | 178 m² |
| Notice of deterioration | No | No |
| City’s right of first refusal | No | No |
| Heritage | No | Yes |
| In a flood zone | No | No |
| Building permits on record | 0 | 1 · Jul 2026 |
| Findings | 1 Serious 6 Note | 1 Serious 2 Check 5 Note |
| Nearest metro | Côte-Vertu, 2.1 km | Montmorency, 2.9 km |
The full report for each address explains every finding and shows the full permit and value history.
Full report: 11715-11717 boulevard O'Brien Full report: 12145 boulevard O'Brien