3145-3149 rue Ontario Est vs 4240 rue Ontario Est
Data as of November 1, 2026 · updated every week
3145-3149 rue Ontario Est is the older building (1910); 4240 rue Ontario Est was built in 1956. 4240 rue Ontario Est is assessed at $1,491,000, 58% more than 3145-3149 rue Ontario Est ($943,600). 3145-3149 rue Ontario Est has 2 building permits on record, 4240 rue Ontario Est has 5. Neither is in a flood zone.
| 3145-3149 rue Ontario Est | 4240 rue Ontario Est | |
|---|---|---|
| Type | 8 dwellings | House or building |
| City and borough | Montréal · Mercier-Hochelaga-Maisonneuve | Montréal · Mercier-Hochelaga-Maisonneuve |
| Built | 1910 | 1956 |
| Assessed (roll) | $943,600 | $1,491,000 |
| Since the previous roll | +12 % | +70 % |
| Welcome tax on that value | ≈ $14,221 | ≈ $27,101 |
| Lot | 242 m² | 421 m² |
| Floor area | 419 m² | 505 m² |
| Notice of deterioration | No | No |
| City’s right of first refusal | No | No |
| Heritage | Yes | Yes |
| In a flood zone | No | No |
| Building permits on record | 2 · Jan 2001 | 5 · Aug 2023 |
| Findings | 1 Check 3 Note | 1 Serious 1 Check 5 Note |
| Nearest metro | Préfontaine, 520 m | Pie-IX, 940 m |
The full report for each address explains every finding and shows the full permit and value history.
Full report: 3145-3149 rue Ontario Est Full report: 4240 rue Ontario Est