312 avenue Lansdowne vs 505-511 avenue Lansdowne
Data as of October 29, 2026 · updated every week
505-511 avenue Lansdowne is the older building (1890); 312 avenue Lansdowne was built in 1967. 505-511 avenue Lansdowne is assessed at $2,379,800, 4% more than 312 avenue Lansdowne ($2,297,600). Neither has a building permit on record. Neither is in a flood zone.
| 312 avenue Lansdowne | 505-511 avenue Lansdowne | |
|---|---|---|
| Type | House or building | 2 dwellings |
| City and borough | Westmount | Westmount |
| Built | 1967 | ≈ 1890 |
| Assessed (roll) | $2,297,600 | $2,379,800 |
| Since the previous roll | +10 % | 0 % |
| Welcome tax on that value | ≈ $32,575 | ≈ $33,808 |
| Lot | 263 m² | 430 m² |
| Floor area | 225 m² | 372 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, 960 m |
The full report for each address explains every finding and shows the full permit and value history.
Full report: 312 avenue Lansdowne Full report: 505-511 avenue Lansdowne