421 avenue Argyle vs 456 avenue Argyle
Data as of October 29, 2026 · updated every week
456 avenue Argyle is the older building (1896); 421 avenue Argyle was built in 1899. 421 avenue Argyle is assessed at $2,365,000, 26% more than 456 avenue Argyle ($1,876,900). Neither has a building permit on record. Neither is in a flood zone.
| 421 avenue Argyle | 456 avenue Argyle | |
|---|---|---|
| Type | House or building | House or building |
| City and borough | Westmount | Westmount |
| Built | ≈ 1899 | ≈ 1896 |
| Assessed (roll) | $2,365,000 | $1,876,900 |
| Since the previous roll | +8 % | +8 % |
| Welcome tax on that value | ≈ $33,586 | ≈ $26,264 |
| Lot | 459 m² | 261 m² |
| Floor area | 303 m² | 260 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 | 2 Note | 1 Note |
| Nearest metro | Atwater, 930 m | Atwater, 1.0 km |
The full report for each address explains every finding and shows the full permit and value history.
Full report: 421 avenue Argyle Full report: 456 avenue Argyle