4389 avenue de Mayfair vs 4850-4852 avenue de Mayfair
Data as of November 1, 2026 · updated every week
Both were built in 1950. 4389 avenue de Mayfair is assessed at $1,081,600, 40% more than 4850-4852 avenue de Mayfair ($770,200). 4389 avenue de Mayfair has 2 building permits on record, 4850-4852 avenue de Mayfair has 1. Neither is in a flood zone.
| 4389 avenue de Mayfair | 4850-4852 avenue de Mayfair | |
|---|---|---|
| Type | House or building | 2 dwellings |
| City and borough | Montréal · Côte-des-Neiges-Notre-Dame-de-Grâce | Montréal · Côte-des-Neiges-Notre-Dame-de-Grâce |
| Built | 1950 | 1950 |
| Assessed (roll) | $1,081,600 | $770,200 |
| Since the previous roll | +1 % | +3 % |
| Welcome tax on that value | ≈ $16,981 | ≈ $10,753 |
| Lot | 440 m² | 470 m² |
| Floor area | 135 m² | 190 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 | 2 · Mar 2021 | 1 · Mar 2005 |
| Findings | 1 Serious 1 Check 3 Note | 4 Note |
| Nearest metro | Villa-Maria, 2.5 km | Villa-Maria, 2.6 km |
The full report for each address explains every finding and shows the full permit and value history.
Full report: 4389 avenue de Mayfair Full report: 4850-4852 avenue de Mayfair