6550 21e Avenue vs 6770 21e Avenue
Data as of November 1, 2026 · updated every week
6770 21e Avenue is the older building (1954); 6550 21e Avenue was built in 1955. 6550 21e Avenue is assessed at $1,250,200, 20% more than 6770 21e Avenue ($1,044,800). Neither has a building permit on record. Neither is in a flood zone.
| 6550 21e Avenue | 6770 21e Avenue | |
|---|---|---|
| Type | 8 dwellings | 4 dwellings |
| City and borough | Montréal · Rosemont-La Petite-Patrie | Montréal · Rosemont-La Petite-Patrie |
| Built | 1955 | 1954 |
| Assessed (roll) | $1,250,200 | $1,044,800 |
| Since the previous roll | +5 % | +6 % |
| Welcome tax on that value | ≈ $21,081 | ≈ $16,245 |
| Lot | 483 m² | 376 m² |
| Floor area | 502 m² | 231 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 | 0 |
| Findings | 1 Serious 4 Note | 1 Serious 5 Note |
| Nearest metro | Saint-Michel, 1.5 km | Saint-Michel, 1.2 km |
The full report for each address explains every finding and shows the full permit and value history.