6595-6599 21e Avenue vs 6830 21e Avenue
Data as of November 1, 2026 · updated every week
6595-6599 21e Avenue is the older building (1954); 6830 21e Avenue was built in 1957. 6595-6599 21e Avenue is assessed at $1,000,200, 21% more than 6830 21e Avenue ($828,100). 6595-6599 21e Avenue has 4 building permits on record, 6830 21e Avenue has 1. Neither is in a flood zone.
| 6595-6599 21e Avenue | 6830 21e Avenue | |
|---|---|---|
| Type | 4 dwellings | 3 dwellings |
| City and borough | Montréal · Rosemont-La Petite-Patrie | Montréal · Rosemont-La Petite-Patrie |
| Built | 1954 | 1957 |
| Assessed (roll) | $1,000,200 | $828,100 |
| Since the previous roll | +6 % | +6 % |
| Welcome tax on that value | ≈ $15,353 | ≈ $11,911 |
| Lot | 362 m² | 249 m² |
| Floor area | 246 m² | 201 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 | 4 · Oct 2026 | 1 · Jan 2018 |
| Findings | 2 Check 2 Note | 1 Serious 6 Note |
| Nearest metro | Saint-Michel, 1.4 km | Saint-Michel, 1.2 km |
The full report for each address explains every finding and shows the full permit and value history.
Full report: 6595-6599 21e Avenue Full report: 6830 21e Avenue