420 avenue Clarke vs 455 avenue Clarke
Data as of October 29, 2026 · updated every week
455 avenue Clarke is the older building (1904); 420 avenue Clarke was built in 1923. 455 avenue Clarke is assessed at $3,641,000, 101% more than 420 avenue Clarke ($1,812,900). Neither has a building permit on record. Neither is in a flood zone.
| 420 avenue Clarke | 455 avenue Clarke | |
|---|---|---|
| Type | House or building | House or building |
| City and borough | Westmount | Westmount |
| Built | 1923 | 1904 |
| Assessed (roll) | $1,812,900 | $3,641,000 |
| Since the previous roll | +8 % | +8 % |
| Welcome tax on that value | ≈ $25,304 | ≈ $52,726 |
| Lot | 269 m² | 838 m² |
| Floor area | 210 m² | 404 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 | 3 Note | 2 Note |
| Nearest metro | Atwater, 850 m | Atwater, 860 m |
The full report for each address explains every finding and shows the full permit and value history.
Full report: 420 avenue Clarke Full report: 455 avenue Clarke