181-183 avenue de Mount-Vernon vs 266 avenue de Mount-Vernon
Data as of October 29, 2026 · updated every week
266 avenue de Mount-Vernon is the older building (1939); 181-183 avenue de Mount-Vernon was built in 1956. 266 avenue de Mount-Vernon is assessed at $645,600, 51% more than 181-183 avenue de Mount-Vernon ($428,500). 181-183 avenue de Mount-Vernon has 0 building permits on record, 266 avenue de Mount-Vernon has 1. Neither is in a flood zone.
| 181-183 avenue de Mount-Vernon | 266 avenue de Mount-Vernon | |
|---|---|---|
| Type | 3 dwellings | House or building |
| City and borough | Montréal · Lachine | Montréal · Lachine |
| Built | 1956 | 1939 |
| Assessed (roll) | $428,500 | $645,600 |
| Since the previous roll | +2 % | +7 % |
| Welcome tax on that value | ≈ $4,538 | ≈ $8,261 |
| Lot | 233 m² | 435 m² |
| Floor area | 197 m² | 111 m² |
| Notice of deterioration | No | No |
| City’s right of first refusal | No | No |
| Heritage | No | Yes |
| In a flood zone | No | No |
| Building permits on record | 0 | 1 · May 2018 |
| Findings | 1 Serious 4 Note | 1 Check 6 Note |
| Nearest metro | — | — |
The full report for each address explains every finding and shows the full permit and value history.
Full report: 181-183 avenue de Mount-Vernon Full report: 266 avenue de Mount-Vernon