254 avenue Olivier vs 355 avenue Olivier
Data as of October 29, 2026 · updated every week
254 avenue Olivier is the older building (1890); 355 avenue Olivier was built in 1897. 355 avenue Olivier is assessed at $2,877,300, 96% more than 254 avenue Olivier ($1,469,200). Neither has a building permit on record. Neither is in a flood zone.
| 254 avenue Olivier | 355 avenue Olivier | |
|---|---|---|
| Type | House or building | House or building |
| City and borough | Westmount | Westmount |
| Built | ≈ 1890 | ≈ 1897 |
| Assessed (roll) | $1,469,200 | $2,877,300 |
| Since the previous roll | +1 % | +1 % |
| Welcome tax on that value | ≈ $20,149 | ≈ $41,270 |
| Lot | 256 m² | 312 m² |
| Floor area | 186 m² | 320 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, 580 m | Atwater, 560 m |
The full report for each address explains every finding and shows the full permit and value history.
Full report: 254 avenue Olivier Full report: 355 avenue Olivier