478 avenue Grosvenor vs 551-553 avenue Grosvenor
Data as of October 29, 2026 · updated every week
478 avenue Grosvenor is the older building (1905); 551-553 avenue Grosvenor was built in 1923. 551-553 avenue Grosvenor is assessed at $2,260,700, 36% more than 478 avenue Grosvenor ($1,660,500). Neither has a building permit on record. Neither is in a flood zone.
| 478 avenue Grosvenor | 551-553 avenue Grosvenor | |
|---|---|---|
| Type | House or building | 2 dwellings |
| City and borough | Westmount | Westmount |
| Built | 1905 | 1923 |
| Assessed (roll) | $1,660,500 | $2,260,700 |
| Since the previous roll | 0 % | 0 % |
| Welcome tax on that value | ≈ $23,018 | ≈ $32,021 |
| Lot | 232 m² | 361 m² |
| Floor area | 184 m² | 305 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 | 1 Note | 1 Note |
| Nearest metro | Vendôme, 730 m | Vendôme, 890 m |
The full report for each address explains every finding and shows the full permit and value history.
Full report: 478 avenue Grosvenor Full report: 551-553 avenue Grosvenor