21 avenue Willow vs 23 avenue Willow
Data as of October 29, 2026 · updated every week
23 avenue Willow is the older building (1915); 21 avenue Willow was built in 1916. They are assessed at about the same value ($1,778,900). Neither has a building permit on record. Neither is in a flood zone.
| 21 avenue Willow | 23 avenue Willow | |
|---|---|---|
| Type | House or building | House or building |
| City and borough | Westmount | Westmount |
| Built | 1916 | 1915 |
| Assessed (roll) | $1,778,900 | $1,816,300 |
| Since the previous roll | +7 % | +7 % |
| Welcome tax on that value | ≈ $24,794 | ≈ $25,355 |
| Lot | 291 m² | 298 m² |
| Floor area | 206 m² | 206 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 | 2 Note |
| Nearest metro | Villa-Maria, 750 m | Villa-Maria, 750 m |
The full report for each address explains every finding and shows the full permit and value history.