6525-6529 20e Avenue vs 6580 20e Avenue
Data as of November 1, 2026 · updated every week
6580 20e Avenue is the older building (1952); 6525-6529 20e Avenue was built in 1954. 6580 20e Avenue is assessed at $2,108,000, 172% more than 6525-6529 20e Avenue ($774,500). 6525-6529 20e Avenue has 3 building permits on record, 6580 20e Avenue has 1. Neither is in a flood zone.
| 6525-6529 20e Avenue | 6580 20e Avenue | |
|---|---|---|
| Type | 4 dwellings | 12 dwellings |
| City and borough | Montréal · Rosemont-La Petite-Patrie | Montréal · Rosemont-La Petite-Patrie |
| Built | 1954 | 1952 |
| Assessed (roll) | $774,500 | $2,108,000 |
| Since the previous roll | +6 % | +24 % |
| Welcome tax on that value | ≈ $10,839 | ≈ $42,526 |
| Lot | 242 m² | 1,272 m² |
| Floor area | 201 m² | 1,020 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 | 3 · Feb 2024 | 1 · Jul 2014 |
| Findings | 1 Serious 1 Check 3 Note | 3 Note |
| Nearest metro | Saint-Michel, 1.5 km | Saint-Michel, 1.4 km |
The full report for each address explains every finding and shows the full permit and value history.
Full report: 6525-6529 20e Avenue Full report: 6580 20e Avenue