576-580 avenue Ash vs 581 avenue Ash
Data as of October 29, 2026 · updated every week
581 avenue Ash is the older building (1900); 576-580 avenue Ash was built in 1910. 581 avenue Ash is assessed at $1,300,000, 31% more than 576-580 avenue Ash ($992,800). 576-580 avenue Ash has 3 building permits on record, 581 avenue Ash has 4. Neither is in a flood zone.
| 576-580 avenue Ash | 581 avenue Ash | |
|---|---|---|
| Type | 3 dwellings | House or building |
| City and borough | Montréal · Le Sud-Ouest | Montréal · Le Sud-Ouest |
| Built | 1910 | ≈ 1900 |
| Assessed (roll) | $992,800 | $1,300,000 |
| Since the previous roll | +21 % | +147 % |
| Welcome tax on that value | ≈ $15,205 | ≈ $22,326 |
| Lot | 217 m² | 188 m² |
| Floor area | 317 m² | 210 m² |
| Notice of deterioration | No | No |
| City’s right of first refusal | No | No |
| Heritage | Yes | Yes |
| In a flood zone | No | No |
| Building permits on record | 3 · Jun 2025 | 4 · Apr 2024 |
| Findings | 1 Serious 2 Check 3 Note | 1 Serious 3 Check 3 Note |
| Nearest metro | Charlevoix, 880 m | Charlevoix, 880 m |
The full report for each address explains every finding and shows the full permit and value history.