521 avenue Clarke vs 522 avenue Clarke
Data as of October 29, 2026 · updated every week
521 avenue Clarke is the older building (1909); 522 avenue Clarke was built in 1912. 521 avenue Clarke is assessed at $2,963,800, 67% more than 522 avenue Clarke ($1,770,400). Neither has a building permit on record. Neither is in a flood zone.
| 521 avenue Clarke | 522 avenue Clarke | |
|---|---|---|
| Type | House or building | House or building |
| City and borough | Westmount | Westmount |
| Built | 1909 | 1912 |
| Assessed (roll) | $2,963,800 | $1,770,400 |
| Since the previous roll | +11 % | +8 % |
| Welcome tax on that value | ≈ $42,568 | ≈ $24,667 |
| Lot | 436 m² | 322 m² |
| Floor area | 288 m² | 168 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 | Atwater, 1.0 km | Atwater, 1.1 km |
The full report for each address explains every finding and shows the full permit and value history.
Full report: 521 avenue Clarke Full report: 522 avenue Clarke