870 4e Avenue vs 871 4e Avenue
Data as of October 29, 2026 · updated every week
870 4e Avenue is the older building (1952); 871 4e Avenue was built in 2018. 870 4e Avenue is assessed at $1,734,100, 97% more than 871 4e Avenue ($878,800). 870 4e Avenue has 5 building permits on record, 871 4e Avenue has 4. Neither is in a flood zone.
| 870 4e Avenue | 871 4e Avenue | |
|---|---|---|
| Type | House or building | House or building |
| City and borough | Montréal · L'Île-Bizard-Sainte-Geneviève | Montréal · L'Île-Bizard-Sainte-Geneviève |
| Built | 1952 | 2018 |
| Assessed (roll) | $1,734,100 | $878,800 |
| Since the previous roll | +21 % | +22 % |
| Welcome tax on that value | ≈ $33,178 | ≈ $12,925 |
| Lot | 1,480 m² | 751 m² |
| Floor area | 126 m² | 186 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 | 5 · Jun 2020 | 4 · Jun 2018 |
| Findings | 4 Note | 5 Note |
| Nearest metro | Cartier, 2.6 km | — |
The full report for each address explains every finding and shows the full permit and value history.