4123 boulevard De Maisonneuve Ouest vs 4817 boulevard De Maisonneuve Ouest
Data as of October 29, 2026 · updated every week
4817 boulevard De Maisonneuve Ouest is the older building (1905); 4123 boulevard De Maisonneuve Ouest was built in 1909. 4123 boulevard De Maisonneuve Ouest is assessed at $3,267,500, 88% more than 4817 boulevard De Maisonneuve Ouest ($1,737,900). Neither has a building permit on record. Neither is in a flood zone.
| 4123 boulevard De Maisonneuve Ouest | 4817 boulevard De Maisonneuve Ouest | |
|---|---|---|
| Type | 13 dwellings | House or building |
| City and borough | Westmount | Westmount |
| Built | 1909 | 1905 |
| Assessed (roll) | $3,267,500 | $1,737,900 |
| Since the previous roll | +4 % | +10 % |
| Welcome tax on that value | ≈ $47,123 | ≈ $24,179 |
| Lot | 432 m² | 297 m² |
| Floor area | 1,096 m² | 218 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 | 3 Note |
| Nearest metro | Atwater, 340 m | Vendôme, 610 m |
The full report for each address explains every finding and shows the full permit and value history.
Full report: 4123 boulevard De Maisonneuve Ouest Full report: 4817 boulevard De Maisonneuve Ouest