425-429 7e Avenue vs 850-852 7e Avenue
Data as of October 29, 2026 · updated every week
425-429 7e Avenue is the older building (1912); 850-852 7e Avenue was built in 1965. 850-852 7e Avenue is assessed at $688,500, 64% more than 425-429 7e Avenue ($420,500). 425-429 7e Avenue has 2 building permits on record, 850-852 7e Avenue has 0. Neither is in a flood zone.
| 425-429 7e Avenue | 850-852 7e Avenue | |
|---|---|---|
| Type | 2 dwellings | 2 dwellings |
| City and borough | Montréal · Lachine | Montréal · Lachine |
| Built | 1912 | 1965 |
| Assessed (roll) | $420,500 | $688,500 |
| Since the previous roll | +19 % | +15 % |
| Welcome tax on that value | ≈ $4,418 | ≈ $9,119 |
| Lot | 169 m² | 174 m² |
| Floor area | 186 m² | 207 m² |
| Notice of deterioration | No | No |
| City’s right of first refusal | No | No |
| Heritage | Yes | No |
| In a flood zone | No | No |
| Building permits on record | 2 · May 2025 | 0 |
| Findings | 2 Check 4 Note | 1 Check 5 Note |
| Nearest metro | — | — |
The full report for each address explains every finding and shows the full permit and value history.
Full report: 425-429 7e Avenue Full report: 850-852 7e Avenue