447 rue Hélène-Baillargeon vs 521 rue Hélène-Baillargeon
Data as of November 1, 2026 · updated every week
447 rue Hélène-Baillargeon is the older building (2003); 521 rue Hélène-Baillargeon was built in 2004. 521 rue Hélène-Baillargeon is assessed at $789,700, 37% more than 447 rue Hélène-Baillargeon ($575,800). 447 rue Hélène-Baillargeon has 0 building permits on record, 521 rue Hélène-Baillargeon has 1. Neither is in a flood zone.
| 447 rue Hélène-Baillargeon | 521 rue Hélène-Baillargeon | |
|---|---|---|
| Type | Condo building, 1 unit | Condo building, 1 unit |
| City and borough | Montréal · Le Plateau-Mont-Royal | Montréal · Le Plateau-Mont-Royal |
| Built | 2003 | 2004 |
| Assessed (roll) | $575,800 | $789,700 |
| Since the previous roll | — | — |
| Welcome tax on that value | ≈ $6,865 | ≈ $11,143 |
| Lot | — | — |
| Floor area | 89 m² | 142 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 · May 2019 |
| Findings | 5 Note | 5 Note |
| Nearest metro | Rosemont, 280 m | Rosemont, 310 m |
The full report for each address explains every finding and shows the full permit and value history.
Full report: 447 rue Hélène-Baillargeon Full report: 521 rue Hélène-Baillargeon