300 9e Avenue vs 664-666 9e Avenue
Data as of October 29, 2026 · updated every week
664-666 9e Avenue is the older building (1956); 300 9e Avenue was built in 2020. 300 9e Avenue is assessed at $1,568,300, 151% more than 664-666 9e Avenue ($625,700). 300 9e Avenue has 3 building permits on record, 664-666 9e Avenue has 1. Neither is in a flood zone.
| 300 9e Avenue | 664-666 9e Avenue | |
|---|---|---|
| Type | House or building | 2 dwellings |
| City and borough | Montréal · Lachine | Montréal · Lachine |
| Built | 2020 | 1956 |
| Assessed (roll) | $1,568,300 | $625,700 |
| Since the previous roll | +10 % | +19 % |
| Welcome tax on that value | ≈ $29,033 | ≈ $7,863 |
| Lot | 469 m² | 212 m² |
| Floor area | 341 m² | 171 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 | 3 · Nov 2018 | 1 · Jan 2025 |
| Findings | 5 Note | 2 Check 3 Note |
| Nearest metro | — | — |
The full report for each address explains every finding and shows the full permit and value history.