4221 avenue Christophe-Colomb vs 4578 avenue Christophe-Colomb
Data as of November 1, 2026 · updated every week
4221 avenue Christophe-Colomb is the older building (1900); 4578 avenue Christophe-Colomb was built in 1910. 4221 avenue Christophe-Colomb is assessed at $700,500, 6% more than 4578 avenue Christophe-Colomb ($659,200). 4221 avenue Christophe-Colomb has 2 building permits on record, 4578 avenue Christophe-Colomb has 3. Neither is in a flood zone.
| 4221 avenue Christophe-Colomb | 4578 avenue Christophe-Colomb | |
|---|---|---|
| Type | Condo building, 1 unit | Condo building, 1 unit |
| City and borough | Montréal · Le Plateau-Mont-Royal | Montréal · Le Plateau-Mont-Royal |
| Built | ≈ 1900 | 1910 |
| Assessed (roll) | $700,500 | $659,200 |
| Since the previous roll | — | — |
| Welcome tax on that value | ≈ $9,359 | ≈ $8,533 |
| Lot | — | — |
| Floor area | 129 m² | 84 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 | 2 · May 2023 | 3 · Oct 2021 |
| Findings | 4 Note | 1 Serious 1 Check 4 Note |
| Nearest metro | Mont-Royal, 610 m | Mont-Royal, 430 m |
The full report for each address explains every finding and shows the full permit and value history.
Full report: 4221 avenue Christophe-Colomb Full report: 4578 avenue Christophe-Colomb