666-670 41e Avenue vs 851-857 41e Avenue
Data as of October 29, 2026 · updated every week
Both were built in 1966. 666-670 41e Avenue is assessed at $1,130,000, 5% more than 851-857 41e Avenue ($1,080,500). 666-670 41e Avenue has 1 building permits on record, 851-857 41e Avenue has 3. Neither is in a flood zone.
| 666-670 41e Avenue | 851-857 41e Avenue | |
|---|---|---|
| Type | 3 dwellings | 4 dwellings |
| City and borough | Montréal · LaSalle | Montréal · LaSalle |
| Built | 1966 | 1966 |
| Assessed (roll) | $1,130,000 | $1,080,500 |
| Since the previous roll | +11 % | +10 % |
| Welcome tax on that value | ≈ $18,076 | ≈ $16,959 |
| Lot | 371 m² | 458 m² |
| Floor area | 306 m² | 351 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 | 1 · Sep 2019 | 3 · Dec 1999 |
| Findings | 5 Note | 4 Note |
| Nearest metro | — | — |
The full report for each address explains every finding and shows the full permit and value history.
Full report: 666-670 41e Avenue Full report: 851-857 41e Avenue