1830-1836 avenue Aird vs 509-529 avenue Aird
Data as of November 1, 2026 · updated every week
1830-1836 avenue Aird is the older building (1926); 509-529 avenue Aird was built in 1987. 509-529 avenue Aird is assessed at $1,375,800, 56% more than 1830-1836 avenue Aird ($882,100). 1830-1836 avenue Aird has 1 building permits on record, 509-529 avenue Aird has 3. Neither is in a flood zone.
| 1830-1836 avenue Aird | 509-529 avenue Aird | |
|---|---|---|
| Type | 4 dwellings | 6 dwellings |
| City and borough | Montréal · Mercier-Hochelaga-Maisonneuve | Montréal · Mercier-Hochelaga-Maisonneuve |
| Built | 1926 | 1987 |
| Assessed (roll) | $882,100 | $1,375,800 |
| Since the previous roll | +32 % | +6 % |
| Welcome tax on that value | ≈ $12,991 | ≈ $24,221 |
| Lot | 244 m² | 327 m² |
| Floor area | 271 m² | 480 m² |
| Notice of deterioration | No | No |
| City’s right of first refusal | No | No |
| Heritage | Yes | No |
| In a flood zone | No | No |
| Building permits on record | 1 · Jul 1993 | 3 · Jul 2024 |
| Findings | 1 Serious 1 Check 4 Note | 2 Check 2 Note |
| Nearest metro | Viau, 1.0 km | Viau, 1.5 km |
The full report for each address explains every finding and shows the full permit and value history.
Full report: 1830-1836 avenue Aird Full report: 509-529 avenue Aird