564 18e Avenue vs 643-645 18e Avenue
Data as of October 25, 2026 · updated every week
564 18e Avenue is the older building (1920); 643-645 18e Avenue was built in 1940. 643-645 18e Avenue is assessed at $580,600, 48% more than 564 18e Avenue ($392,300). 564 18e Avenue has 1 building permits on record, 643-645 18e Avenue has 2. Neither is in a flood zone.
| 564 18e Avenue | 643-645 18e Avenue | |
|---|---|---|
| Type | House or building | 2 dwellings |
| City and borough | Montréal · Lachine | Montréal · Lachine |
| Built | 1920 | 1940 |
| Assessed (roll) | $392,300 | $580,600 |
| Since the previous roll | +19 % | +19 % |
| Welcome tax on that value | ≈ $3,995 | ≈ $6,961 |
| Lot | 163 m² | 238 m² |
| Floor area | 113 m² | 164 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 | 1 · Aug 2001 | 2 · Aug 2011 |
| Findings | 2 Check 3 Note | 4 Note |
| Nearest metro | — | — |
The full report for each address explains every finding and shows the full permit and value history.