258 avenue Olivier vs 339 avenue Olivier
Data as of October 29, 2026 · updated every week
339 avenue Olivier is the older building (1880); 258 avenue Olivier was built in 1890. 339 avenue Olivier is assessed at $2,545,200, 52% more than 258 avenue Olivier ($1,675,900). Neither has a building permit on record. Neither is in a flood zone.
| 258 avenue Olivier | 339 avenue Olivier | |
|---|---|---|
| Type | House or building | House or building |
| City and borough | Westmount | Westmount |
| Built | ≈ 1890 | ≈ 1880 |
| Assessed (roll) | $1,675,900 | $2,545,200 |
| Since the previous roll | +1 % | +1 % |
| Welcome tax on that value | ≈ $23,249 | ≈ $36,289 |
| Lot | 256 m² | 611 m² |
| Floor area | 184 m² | 240 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 | Atwater, 580 m | Atwater, 550 m |
The full report for each address explains every finding and shows the full permit and value history.
Full report: 258 avenue Olivier Full report: 339 avenue Olivier