428 21e Avenue vs R1-452 21e Avenue
Data as of October 29, 2026 · updated every week
428 21e Avenue is assessed at $746,400 and R1-452 21e Avenue at $833,400; one is a whole condo building, so the values do not compare directly. 428 21e Avenue has 0 building permits on record, R1-452 21e Avenue has 1. Neither is in a flood zone.
| 428 21e Avenue | R1-452 21e Avenue | |
|---|---|---|
| Type | Condo building, 2 units | Condo unit |
| City and borough | Montréal · Lachine | Montréal · Lachine |
| Built | — | — |
| Assessed (roll) | $746,400 | $833,400 |
| Since the previous roll | — | +12 % |
| Welcome tax on that value | ≈ $10,277 | ≈ $12,017 |
| Lot | — | — |
| Floor area | 127 m² | 141 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 | 0 | 1 · Jul 2007 |
| Findings | 1 Check 5 Note | 1 Check 5 Note |
| Nearest metro | — | — |
The full report for each address explains every finding and shows the full permit and value history.