420 avenue Mount-Stephen vs 427 avenue Mount-Stephen
Data as of October 29, 2026 · updated every week
Both were built in 1910. 427 avenue Mount-Stephen is assessed at $2,179,900, 43% more than 420 avenue Mount-Stephen ($1,526,800). Neither has a building permit on record. Neither is in a flood zone.
| 420 avenue Mount-Stephen | 427 avenue Mount-Stephen | |
|---|---|---|
| Type | House or building | House or building |
| City and borough | Westmount | Westmount |
| Built | 1910 | 1910 |
| Assessed (roll) | $1,526,800 | $2,179,900 |
| Since the previous roll | 0 % | 0 % |
| Welcome tax on that value | ≈ $21,013 | ≈ $30,809 |
| Lot | 244 m² | 240 m² |
| Floor area | 193 m² | 216 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 | Vendôme, 1.1 km | Vendôme, 1.1 km |
The full report for each address explains every finding and shows the full permit and value history.
Full report: 420 avenue Mount-Stephen Full report: 427 avenue Mount-Stephen