11870 avenue du Beau-Bois vs 12331 avenue du Beau-Bois
Data as of November 1, 2026 · updated every week
11870 avenue du Beau-Bois is the older building (1987); 12331 avenue du Beau-Bois was built in 2007. 11870 avenue du Beau-Bois is assessed at $2,244,400, 17% more than 12331 avenue du Beau-Bois ($1,913,500). 11870 avenue du Beau-Bois has 0 building permits on record, 12331 avenue du Beau-Bois has 2. Neither is in a flood zone.
| 11870 avenue du Beau-Bois | 12331 avenue du Beau-Bois | |
|---|---|---|
| Type | House or building | House or building |
| City and borough | Montréal · Ahuntsic-Cartierville | Montréal · Ahuntsic-Cartierville |
| Built | 1987 | 2007 |
| Assessed (roll) | $2,244,400 | $1,913,500 |
| Since the previous roll | +14 % | +14 % |
| Welcome tax on that value | ≈ $47,015 | ≈ $37,663 |
| Lot | 1,042 m² | 694 m² |
| Floor area | 528 m² | 341 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 | 0 | 2 · Oct 2026 |
| Findings | 1 Check 3 Note | 1 Check 2 Note |
| Nearest metro | — | — |
The full report for each address explains every finding and shows the full permit and value history.
Full report: 11870 avenue du Beau-Bois Full report: 12331 avenue du Beau-Bois