1830 avenue O'Brien vs 1880 avenue O'Brien
Data as of October 29, 2026 · updated every week
1880 avenue O'Brien is the older building (1950); 1830 avenue O'Brien was built in 1954. 1830 avenue O'Brien is assessed at $826,100, 27% more than 1880 avenue O'Brien ($652,600). 1830 avenue O'Brien has 4 building permits on record, 1880 avenue O'Brien has 1. Neither is in a flood zone.
| 1830 avenue O'Brien | 1880 avenue O'Brien | |
|---|---|---|
| Type | House or building | House or building |
| City and borough | Montréal · Saint-Laurent | Montréal · Saint-Laurent |
| Built | 1954 | 1950 |
| Assessed (roll) | $826,100 | $652,600 |
| Since the previous roll | +10 % | +10 % |
| Welcome tax on that value | ≈ $11,871 | ≈ $8,401 |
| Lot | 322 m² | 321 m² |
| Floor area | 125 m² | 116 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 · Dec 2024 | 1 · Oct 2025 |
| Findings | 2 Check 4 Note | 1 Serious 2 Check 4 Note |
| Nearest metro | Côte-Vertu, 1.2 km | Côte-Vertu, 1.3 km |
The full report for each address explains every finding and shows the full permit and value history.
Full report: 1830 avenue O'Brien Full report: 1880 avenue O'Brien