4278 avenue du Château-Pierrefonds vs 4638-4642 avenue du Château-Pierrefonds
Data as of November 1, 2026 · updated every week
4638-4642 avenue du Château-Pierrefonds is the older building (1990); 4278 avenue du Château-Pierrefonds was built in 1991. 4638-4642 avenue du Château-Pierrefonds is assessed at $873,700, 25% more than 4278 avenue du Château-Pierrefonds ($701,500). 4278 avenue du Château-Pierrefonds has 5 building permits on record, 4638-4642 avenue du Château-Pierrefonds has 2. Neither is in a flood zone.
| 4278 avenue du Château-Pierrefonds | 4638-4642 avenue du Château-Pierrefonds | |
|---|---|---|
| Type | House or building | 3 dwellings |
| City and borough | Montréal · Pierrefonds-Roxboro | Montréal · Pierrefonds-Roxboro |
| Built | 1991 | 1990 |
| Assessed (roll) | $701,500 | $873,700 |
| Since the previous roll | +12 % | +5 % |
| Welcome tax on that value | ≈ $9,379 | ≈ $12,823 |
| Lot | 791 m² | 555 m² |
| Floor area | 186 m² | 197 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 | 5 · Jul 2020 | 2 · Jan 2021 |
| Findings | 1 Check 3 Note | 3 Note |
| Nearest metro | — | — |
The full report for each address explains every finding and shows the full permit and value history.
Full report: 4278 avenue du Château-Pierrefonds Full report: 4638-4642 avenue du Château-Pierrefonds