446 avenue Argyle vs 509 avenue Argyle
Data as of October 29, 2026 · updated every week
446 avenue Argyle is the older building (1896); 509 avenue Argyle was built in 1913. 509 avenue Argyle is assessed at $2,808,000, 35% more than 446 avenue Argyle ($2,086,300). Neither has a building permit on record. Neither is in a flood zone.
| 446 avenue Argyle | 509 avenue Argyle | |
|---|---|---|
| Type | House or building | House or building |
| City and borough | Westmount | Westmount |
| Built | ≈ 1896 | 1913 |
| Assessed (roll) | $2,086,300 | $2,808,000 |
| Since the previous roll | +8 % | +8 % |
| Welcome tax on that value | ≈ $29,405 | ≈ $40,231 |
| Lot | 262 m² | 294 m² |
| Floor area | 259 m² | 248 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 Check 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: 446 avenue Argyle Full report: 509 avenue Argyle