4451 boulevard De Maisonneuve Ouest vs 4809 boulevard De Maisonneuve Ouest
Data as of October 29, 2026 · updated every week
4809 boulevard De Maisonneuve Ouest is the older building (1905); 4451 boulevard De Maisonneuve Ouest was built in 1922. 4451 boulevard De Maisonneuve Ouest is assessed at $2,891,500, 58% more than 4809 boulevard De Maisonneuve Ouest ($1,834,300). Neither has a building permit on record. Neither is in a flood zone.
| 4451 boulevard De Maisonneuve Ouest | 4809 boulevard De Maisonneuve Ouest | |
|---|---|---|
| Type | House or building | House or building |
| City and borough | Westmount | Westmount |
| Built | 1922 | 1905 |
| Assessed (roll) | $2,891,500 | $1,834,300 |
| Since the previous roll | +1 % | +10 % |
| Welcome tax on that value | ≈ $41,483 | ≈ $25,625 |
| Lot | 351 m² | 365 m² |
| Floor area | 329 m² | 210 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 | Place St-Henri, 880 m | Vendôme, 630 m |
The full report for each address explains every finding and shows the full permit and value history.
Full report: 4451 boulevard De Maisonneuve Ouest Full report: 4809 boulevard De Maisonneuve Ouest