520 3e Avenue vs 799-801 3e Avenue
Data as of October 25, 2026 · updated every week
520 3e Avenue is the older building (1940); 799-801 3e Avenue was built in 1959. 799-801 3e Avenue is assessed at $676,400, 71% more than 520 3e Avenue ($396,200). 520 3e Avenue has 0 building permits on record, 799-801 3e Avenue has 1. Neither is in a flood zone.
| 520 3e Avenue | 799-801 3e Avenue | |
|---|---|---|
| Type | House or building | 2 dwellings |
| City and borough | Montréal · Lachine | Montréal · Lachine |
| Built | 1940 | 1959 |
| Assessed (roll) | $396,200 | $676,400 |
| Since the previous roll | +19 % | +15 % |
| Welcome tax on that value | ≈ $4,054 | ≈ $8,877 |
| Lot | 186 m² | 259 m² |
| Floor area | 117 m² | 192 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 | 0 | 1 · Apr 2013 |
| Findings | 1 Check 6 Note | 4 Note |
| Nearest metro | — | — |
The full report for each address explains every finding and shows the full permit and value history.