6315 21e Avenue vs 6421 21e Avenue
Data as of November 1, 2026 · updated every week
6315 21e Avenue is the older building (1998); 6421 21e Avenue was built in 1999. They are assessed at about the same value ($646,100). 6315 21e Avenue has 0 building permits on record, 6421 21e Avenue has 4. Neither is in a flood zone.
| 6315 21e Avenue | 6421 21e Avenue | |
|---|---|---|
| Type | Condo building, 1 unit | Condo building, 1 unit |
| City and borough | Montréal · Rosemont-La Petite-Patrie | Montréal · Rosemont-La Petite-Patrie |
| Built | 1998 | 1999 |
| Assessed (roll) | $646,100 | $646,100 |
| Since the previous roll | — | — |
| Welcome tax on that value | ≈ $8,271 | ≈ $8,271 |
| Lot | — | — |
| Floor area | 119 m² | 114 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 | 4 · Aug 2025 |
| Findings | 4 Note | 1 Check 3 Note |
| Nearest metro | Saint-Michel, 1.7 km | Saint-Michel, 1.6 km |
The full report for each address explains every finding and shows the full permit and value history.