2145 avenue O'Brien vs 2409 avenue O'Brien
Data as of October 29, 2026 · updated every week
2145 avenue O'Brien is the older building (1953); 2409 avenue O'Brien was built in 2011. 2145 avenue O'Brien is assessed at $845,000, 28% more than 2409 avenue O'Brien ($657,700). 2145 avenue O'Brien has 7 building permits on record, 2409 avenue O'Brien has 1. Neither is in a flood zone.
| 2145 avenue O'Brien | 2409 avenue O'Brien | |
|---|---|---|
| Type | House or building | House or building |
| City and borough | Montréal · Saint-Laurent | Montréal · Saint-Laurent |
| Built | 1953 | 2011 |
| Assessed (roll) | $845,000 | $657,700 |
| Since the previous roll | +39 % | 0 % |
| Welcome tax on that value | ≈ $12,249 | ≈ $8,503 |
| Lot | 465 m² | 279 m² |
| Floor area | 103 m² | 159 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 | 7 · Nov 2025 | 1 · May 2010 |
| Findings | 1 Serious 2 Check 3 Note | 1 Check 5 Note |
| Nearest metro | Côte-Vertu, 1.6 km | Côte-Vertu, 1.8 km |
The full report for each address explains every finding and shows the full permit and value history.
Full report: 2145 avenue O'Brien Full report: 2409 avenue O'Brien