4115 rue Ontario Est vs 4120 rue Ontario Est
Data as of November 1, 2026 · updated every week
4115 rue Ontario Est is the older building (1896); 4120 rue Ontario Est was built in 1942. 4120 rue Ontario Est is assessed at $31,194,500, 237% more than 4115 rue Ontario Est ($9,250,000). 4115 rue Ontario Est has 15 building permits on record, 4120 rue Ontario Est has 6. Neither is in a flood zone.
| 4115 rue Ontario Est | 4120 rue Ontario Est | |
|---|---|---|
| Type | House or building | House or building |
| City and borough | Montréal · Mercier-Hochelaga-Maisonneuve | Montréal · Mercier-Hochelaga-Maisonneuve |
| Built | ≈ 1896 | 1942 |
| Assessed (roll) | $9,250,000 | $31,194,500 |
| Since the previous roll | −10 % | +20 % |
| Welcome tax on that value | ≈ $322,896 | ≈ $1,200,676 |
| Lot | 4,455 m² | 2,267 m² |
| Floor area | 13,118 m² | 850 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 | 15 · Nov 2022 | 6 · Dec 2025 |
| Findings | 5 Note | 3 Check 6 Note |
| Nearest metro | Pie-IX, 820 m | Pie-IX, 930 m |
The full report for each address explains every finding and shows the full permit and value history.
Full report: 4115 rue Ontario Est Full report: 4120 rue Ontario Est