503 avenue Argyle vs 520 avenue Argyle
Data as of October 29, 2026 · updated every week
520 avenue Argyle is the older building (1906); 503 avenue Argyle was built in 1912. 520 avenue Argyle is assessed at $2,945,800, 66% more than 503 avenue Argyle ($1,775,400). Neither has a building permit on record. Neither is in a flood zone.
| 503 avenue Argyle | 520 avenue Argyle | |
|---|---|---|
| Type | House or building | House or building |
| City and borough | Westmount | Westmount |
| Built | 1912 | 1906 |
| Assessed (roll) | $1,775,400 | $2,945,800 |
| Since the previous roll | +8 % | +8 % |
| Welcome tax on that value | ≈ $24,742 | ≈ $42,298 |
| Lot | 243 m² | 411 m² |
| Floor area | 197 m² | 325 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, 1.1 km | Atwater, 1.2 km |
The full report for each address explains every finding and shows the full permit and value history.
Full report: 503 avenue Argyle Full report: 520 avenue Argyle