4645-4649 boulevard Lavoisier vs 5635 boulevard Lavoisier
Data as of October 29, 2026 · updated every week
5635 boulevard Lavoisier is the older building (1962); 4645-4649 boulevard Lavoisier was built in 1980. 4645-4649 boulevard Lavoisier is assessed at $1,199,600, 82% more than 5635 boulevard Lavoisier ($657,700). 4645-4649 boulevard Lavoisier has 0 building permits on record, 5635 boulevard Lavoisier has 3. Neither is in a flood zone.
| 4645-4649 boulevard Lavoisier | 5635 boulevard Lavoisier | |
|---|---|---|
| Type | 4 dwellings | House or building |
| City and borough | Montréal · Saint-Léonard | Montréal · Saint-Léonard |
| Built | 1980 | 1962 |
| Assessed (roll) | $1,199,600 | $657,700 |
| Since the previous roll | +12 % | +17 % |
| Welcome tax on that value | ≈ $19,816 | ≈ $8,503 |
| Lot | 398 m² | 502 m² |
| Floor area | 320 m² | 118 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 | 3 · May 2021 |
| Findings | 4 Note | 4 Note |
| Nearest metro | Saint-Michel, 2.8 km | — |
The full report for each address explains every finding and shows the full permit and value history.
Full report: 4645-4649 boulevard Lavoisier Full report: 5635 boulevard Lavoisier