3505 rue Frontenac vs 4255-4265 rue Frontenac
Data as of November 1, 2026 · updated every week
4255-4265 rue Frontenac is the older building (1910); 3505 rue Frontenac was built in 1943. 3505 rue Frontenac is assessed at $1,821,800, 120% more than 4255-4265 rue Frontenac ($827,500). Each has 3 building permits on record. Neither is in a flood zone.
| 3505 rue Frontenac | 4255-4265 rue Frontenac | |
|---|---|---|
| Type | 8 dwellings | 6 dwellings |
| City and borough | Montréal · Le Plateau-Mont-Royal | Montréal · Le Plateau-Mont-Royal |
| Built | 1943 | 1910 |
| Assessed (roll) | $1,821,800 | $827,500 |
| Since the previous roll | +5 % | +5 % |
| Welcome tax on that value | ≈ $35,371 | ≈ $11,899 |
| Lot | 418 m² | 524 m² |
| Floor area | 484 m² | 357 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 | 3 · Sep 2025 | 3 · Mar 2010 |
| Findings | 1 Check 5 Note | 1 Check 6 Note |
| Nearest metro | Préfontaine, 780 m | Préfontaine, 830 m |
The full report for each address explains every finding and shows the full permit and value history.
Full report: 3505 rue Frontenac Full report: 4255-4265 rue Frontenac