447 avenue Grosvenor vs 506-508 avenue Grosvenor
Data as of October 29, 2026 · updated every week
447 avenue Grosvenor is the older building (1901); 506-508 avenue Grosvenor was built in 1923. They are assessed at about the same value ($1,795,800). Neither has a building permit on record. Neither is in a flood zone.
| 447 avenue Grosvenor | 506-508 avenue Grosvenor | |
|---|---|---|
| Type | House or building | 2 dwellings |
| City and borough | Westmount | Westmount |
| Built | 1901 | 1923 |
| Assessed (roll) | $1,795,800 | $1,769,900 |
| Since the previous roll | 0 % | 0 % |
| Welcome tax on that value | ≈ $25,048 | ≈ $24,659 |
| Lot | 258 m² | 389 m² |
| Floor area | 227 m² | 293 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 | 0 |
| Findings | 2 Note | 1 Note |
| Nearest metro | Vendôme, 730 m | Vendôme, 770 m |
The full report for each address explains every finding and shows the full permit and value history.
Full report: 447 avenue Grosvenor Full report: 506-508 avenue Grosvenor