6555 21e Avenue vs 6800 21e Avenue
Data as of November 1, 2026 · updated every week
6555 21e Avenue is the older building (1954); 6800 21e Avenue was built in 1955. 6800 21e Avenue is assessed at $3,250,500, 247% more than 6555 21e Avenue ($936,200). Neither has a building permit on record. Neither is in a flood zone.
| 6555 21e Avenue | 6800 21e Avenue | |
|---|---|---|
| Type | 4 dwellings | 16 dwellings |
| City and borough | Montréal · Rosemont-La Petite-Patrie | Montréal · Rosemont-La Petite-Patrie |
| Built | 1954 | 1955 |
| Assessed (roll) | $936,200 | $3,250,500 |
| Since the previous roll | +6 % | +24 % |
| Welcome tax on that value | ≈ $14,073 | ≈ $82,916 |
| Lot | 350 m² | 753 m² |
| Floor area | 242 m² | 1,100 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 3 Note | 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.