603 avenue Lansdowne vs 660 avenue Lansdowne
Data as of October 29, 2026 · updated every week
603 avenue Lansdowne is the older building (1913); 660 avenue Lansdowne was built in 1923. 603 avenue Lansdowne is assessed at $2,715,900, 13% more than 660 avenue Lansdowne ($2,400,000). Neither has a building permit on record. Neither is in a flood zone.
| 603 avenue Lansdowne | 660 avenue Lansdowne | |
|---|---|---|
| Type | House or building | House or building |
| City and borough | Westmount | Westmount |
| Built | 1913 | 1923 |
| Assessed (roll) | $2,715,900 | $2,400,000 |
| Since the previous roll | 0 % | 0 % |
| Welcome tax on that value | ≈ $38,849 | ≈ $34,111 |
| Lot | 369 m² | 521 m² |
| Floor area | 243 m² | 283 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 | Villa-Maria, 1.0 km | Villa-Maria, 910 m |
The full report for each address explains every finding and shows the full permit and value history.
Full report: 603 avenue Lansdowne Full report: 660 avenue Lansdowne