430 18e Avenue vs 559-561 18e Avenue
Data as of October 29, 2026 · updated every week
430 18e Avenue is the older building (1900); 559-561 18e Avenue was built in 1925. 559-561 18e Avenue is assessed at $846,600, 106% more than 430 18e Avenue ($411,400). 430 18e Avenue has 0 building permits on record, 559-561 18e Avenue has 5. Neither is in a flood zone.
| 430 18e Avenue | 559-561 18e Avenue | |
|---|---|---|
| Type | House or building | 2 dwellings |
| City and borough | Montréal · Lachine | Montréal · Lachine |
| Built | ≈ 1900 | 1925 |
| Assessed (roll) | $411,400 | $846,600 |
| Since the previous roll | +19 % | +19 % |
| Welcome tax on that value | ≈ $4,282 | ≈ $12,281 |
| Lot | 149 m² | 414 m² |
| Floor area | 97 m² | 231 m² |
| Notice of deterioration | No | No |
| City’s right of first refusal | No | No |
| Heritage | Yes | Yes |
| In a flood zone | No | No |
| Building permits on record | 0 | 5 · Apr 2010 |
| Findings | 1 Serious 1 Check 5 Note | 1 Check 3 Note |
| Nearest metro | — | — |
The full report for each address explains every finding and shows the full permit and value history.