337 avenue Grosvenor vs 429 avenue Grosvenor
Data as of October 29, 2026 · updated every week
429 avenue Grosvenor is the older building (1900); 337 avenue Grosvenor was built in 1905. 337 avenue Grosvenor is assessed at $2,169,100, 50% more than 429 avenue Grosvenor ($1,447,300). Neither has a building permit on record. Neither is in a flood zone.
| 337 avenue Grosvenor | 429 avenue Grosvenor | |
|---|---|---|
| Type | House or building | House or building |
| City and borough | Westmount | Westmount |
| Built | 1905 | ≈ 1900 |
| Assessed (roll) | $2,169,100 | $1,447,300 |
| Since the previous roll | +10 % | 0 % |
| Welcome tax on that value | ≈ $30,647 | ≈ $19,820 |
| Lot | 258 m² | 199 m² |
| Floor area | 224 m² | 178 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, 620 m | Vendôme, 700 m |
The full report for each address explains every finding and shows the full permit and value history.
Full report: 337 avenue Grosvenor Full report: 429 avenue Grosvenor