150 18e Avenue vs 660-666 18e Avenue
Data as of October 29, 2026 · updated every week
660-666 18e Avenue is the older building (1940); 150 18e Avenue was built in 1966. 150 18e Avenue is assessed at $2,092,900, 167% more than 660-666 18e Avenue ($784,100). 150 18e Avenue has 1 building permits on record, 660-666 18e Avenue has 0. Neither is in a flood zone.
| 150 18e Avenue | 660-666 18e Avenue | |
|---|---|---|
| Type | 12 dwellings | 4 dwellings |
| City and borough | Montréal · Lachine | Montréal · Lachine |
| Built | 1966 | 1940 |
| Assessed (roll) | $2,092,900 | $784,100 |
| Since the previous roll | +11 % | +2 % |
| Welcome tax on that value | ≈ $42,148 | ≈ $11,031 |
| Lot | 470 m² | 549 m² |
| Floor area | 826 m² | 375 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 | 1 · Jul 2026 | 0 |
| Findings | 1 Check 4 Note | 5 Note |
| Nearest metro | — | — |
The full report for each address explains every finding and shows the full permit and value history.