405 1e Avenue vs 647-653 1e Avenue
Data as of October 25, 2026 · updated every week
647-653 1e Avenue is the older building (1910); 405 1e Avenue was built in 1956. 405 1e Avenue is assessed at $1,005,500, 58% more than 647-653 1e Avenue ($637,100). 405 1e Avenue has 2 building permits on record, 647-653 1e Avenue has 0. Neither is in a flood zone.
| 405 1e Avenue | 647-653 1e Avenue | |
|---|---|---|
| Type | 6 dwellings | 4 dwellings |
| City and borough | Montréal · Lachine | Montréal · Lachine |
| Built | 1956 | 1910 |
| Assessed (roll) | $1,005,500 | $637,100 |
| Since the previous roll | +8 % | +2 % |
| Welcome tax on that value | ≈ $15,459 | ≈ $8,091 |
| Lot | 343 m² | 557 m² |
| Floor area | 299 m² | 309 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 | 2 · Sep 2012 | 0 |
| Findings | 1 Check 5 Note | 1 Check 6 Note |
| Nearest metro | — | — |
The full report for each address explains every finding and shows the full permit and value history.