4434 rue Sainte-Catherine Ouest vs 4870 rue Sainte-Catherine Ouest
Data as of October 29, 2026 · updated every week
4870 rue Sainte-Catherine Ouest is the older building (1917); 4434 rue Sainte-Catherine Ouest was built in 1921. 4434 rue Sainte-Catherine Ouest is assessed at $2,011,900, 155% more than 4870 rue Sainte-Catherine Ouest ($790,000). Neither has a building permit on record. Neither is in a flood zone.
| 4434 rue Sainte-Catherine Ouest | 4870 rue Sainte-Catherine Ouest | |
|---|---|---|
| Type | House or building | House or building |
| City and borough | Westmount | Westmount |
| Built | 1921 | 1917 |
| Assessed (roll) | $2,011,900 | $790,000 |
| Since the previous roll | +10 % | 0 % |
| Welcome tax on that value | ≈ $28,289 | ≈ $9,961 |
| Lot | 680 m² | 196 m² |
| Floor area | 508 m² | 104 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 | Place St-Henri, 660 m | Vendôme, 450 m |
The full report for each address explains every finding and shows the full permit and value history.
Full report: 4434 rue Sainte-Catherine Ouest Full report: 4870 rue Sainte-Catherine Ouest