4278 avenue du Château-Pierrefonds vs 4909 avenue du Château-Pierrefonds
Data as of November 1, 2026 · updated every week
4909 avenue du Château-Pierrefonds is the older building (1978); 4278 avenue du Château-Pierrefonds was built in 1991. 4278 avenue du Château-Pierrefonds is assessed at $701,500, 20% more than 4909 avenue du Château-Pierrefonds ($582,300). 4278 avenue du Château-Pierrefonds has 5 building permits on record, 4909 avenue du Château-Pierrefonds has 0. Neither is in a flood zone.
| 4278 avenue du Château-Pierrefonds | 4909 avenue du Château-Pierrefonds | |
|---|---|---|
| Type | House or building | House or building |
| City and borough | Montréal · Pierrefonds-Roxboro | Montréal · Pierrefonds-Roxboro |
| Built | 1991 | 1978 |
| Assessed (roll) | $701,500 | $582,300 |
| Since the previous roll | +12 % | +17 % |
| Welcome tax on that value | ≈ $9,379 | ≈ $6,995 |
| Lot | 791 m² | 576 m² |
| Floor area | 186 m² | 218 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 | 0 |
| 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: 4909 avenue du Château-Pierrefonds