377 avenue Grosvenor vs 654 avenue Grosvenor
Data as of October 29, 2026 · updated every week
377 avenue Grosvenor is the older building (1905); 654 avenue Grosvenor was built in 1909. 654 avenue Grosvenor is assessed at $2,424,500, 92% more than 377 avenue Grosvenor ($1,259,500). Neither has a building permit on record. Neither is in a flood zone.
| 377 avenue Grosvenor | 654 avenue Grosvenor | |
|---|---|---|
| Type | House or building | House or building |
| City and borough | Westmount | Westmount |
| Built | 1905 | 1909 |
| Assessed (roll) | $1,259,500 | $2,424,500 |
| Since the previous roll | +10 % | +19 % |
| Welcome tax on that value | ≈ $17,003 | ≈ $34,478 |
| Lot | 229 m² | 387 m² |
| Floor area | 178 m² | 250 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, 640 m | Villa-Maria, 730 m |
The full report for each address explains every finding and shows the full permit and value history.
Full report: 377 avenue Grosvenor Full report: 654 avenue Grosvenor