413 avenue Lansdowne vs 646 avenue Lansdowne
Data as of October 29, 2026 · updated every week
413 avenue Lansdowne is the older building (1900); 646 avenue Lansdowne was built in 1921. 646 avenue Lansdowne is assessed at $2,257,100, 58% more than 413 avenue Lansdowne ($1,431,300). Neither has a building permit on record. Neither is in a flood zone.
| 413 avenue Lansdowne | 646 avenue Lansdowne | |
|---|---|---|
| Type | House or building | House or building |
| City and borough | Westmount | Westmount |
| Built | ≈ 1900 | 1921 |
| Assessed (roll) | $1,431,300 | $2,257,100 |
| Since the previous roll | 0 % | 0 % |
| Welcome tax on that value | ≈ $19,580 | ≈ $31,967 |
| Lot | 173 m² | 393 m² |
| Floor area | 186 m² | 220 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, 840 m | Villa-Maria, 920 m |
The full report for each address explains every finding and shows the full permit and value history.
Full report: 413 avenue Lansdowne Full report: 646 avenue Lansdowne