421 avenue J.-Alphonse-Lachance vs 493 avenue J.-Alphonse-Lachance
Data as of October 29, 2026 · updated every week
421 avenue J.-Alphonse-Lachance is the older building (2011); 493 avenue J.-Alphonse-Lachance was built in 2012. 421 avenue J.-Alphonse-Lachance is assessed at $748,400, 73% more than 493 avenue J.-Alphonse-Lachance ($431,800). 421 avenue J.-Alphonse-Lachance has 1 building permits on record, 493 avenue J.-Alphonse-Lachance has 0. Neither is in a flood zone.
| 421 avenue J.-Alphonse-Lachance | 493 avenue J.-Alphonse-Lachance | |
|---|---|---|
| Type | Condo building, 1 unit | Condo building, 1 unit |
| City and borough | Montréal · Lachine | Montréal · Lachine |
| Built | 2011 | 2012 |
| Assessed (roll) | $748,400 | $431,800 |
| Since the previous roll | — | — |
| Welcome tax on that value | ≈ $10,317 | ≈ $4,588 |
| Lot | — | — |
| Floor area | 135 m² | 97 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 · Jun 2011 | 0 |
| Findings | 4 Note | 4 Note |
| Nearest metro | — | — |
The full report for each address explains every finding and shows the full permit and value history.
Full report: 421 avenue J.-Alphonse-Lachance Full report: 493 avenue J.-Alphonse-Lachance