442 17e Avenue vs 521 17e Avenue
Data as of October 29, 2026 · updated every week
521 17e Avenue is the older building (1910); 442 17e Avenue was built in 1978. 442 17e Avenue is assessed at $755,200, 30% more than 521 17e Avenue ($581,300). 442 17e Avenue has 0 building permits on record, 521 17e Avenue has 5. Neither is in a flood zone.
| 442 17e Avenue | 521 17e Avenue | |
|---|---|---|
| Type | 4 dwellings | House or building |
| City and borough | Montréal · Lachine | Montréal · Lachine |
| Built | 1978 | 1910 |
| Assessed (roll) | $755,200 | $581,300 |
| Since the previous roll | +2 % | +19 % |
| Welcome tax on that value | ≈ $10,453 | ≈ $6,975 |
| Lot | 250 m² | 220 m² |
| Floor area | 330 m² | 144 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 | 5 · May 2019 |
| Findings | 3 Note | 2 Check 4 Note |
| Nearest metro | — | — |
The full report for each address explains every finding and shows the full permit and value history.