669-671 3e Avenue vs 807 3e Avenue
Data as of October 25, 2026 · updated every week
669-671 3e Avenue is the older building (1925); 807 3e Avenue was built in 1952. 807 3e Avenue is assessed at $518,500, 6% more than 669-671 3e Avenue ($488,100). 669-671 3e Avenue has 3 building permits on record, 807 3e Avenue has 2. Neither is in a flood zone.
| 669-671 3e Avenue | 807 3e Avenue | |
|---|---|---|
| Type | 2 dwellings | House or building |
| City and borough | Montréal · Lachine | Montréal · Lachine |
| Built | 1925 | 1952 |
| Assessed (roll) | $488,100 | $518,500 |
| Since the previous roll | +19 % | +21 % |
| Welcome tax on that value | ≈ $5,432 | ≈ $5,888 |
| Lot | 177 m² | 415 m² |
| Floor area | 185 m² | 97 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 | 3 · Dec 2016 | 2 · May 2014 |
| 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.