578 18e Avenue vs 685 18e Avenue
Data as of October 25, 2026 · updated every week
578 18e Avenue is the older building (1920); 685 18e Avenue was built in 1944. 685 18e Avenue is assessed at $878,300, 117% more than 578 18e Avenue ($404,600). 578 18e Avenue has 0 building permits on record, 685 18e Avenue has 4. Neither is in a flood zone.
| 578 18e Avenue | 685 18e Avenue | |
|---|---|---|
| Type | House or building | House or building |
| City and borough | Montréal · Lachine | Montréal · Lachine |
| Built | 1920 | 1944 |
| Assessed (roll) | $404,600 | $878,300 |
| Since the previous roll | +19 % | +19 % |
| Welcome tax on that value | ≈ $4,180 | ≈ $12,915 |
| Lot | 170 m² | 542 m² |
| Floor area | 116 m² | 166 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 | 0 | 4 · Jul 2007 |
| Findings | 1 Check 4 Note | 4 Note |
| Nearest metro | — | — |
The full report for each address explains every finding and shows the full permit and value history.