770 Rue Mercier vs 786-788 Rue Mercier
Data as of November 1, 2026 · updated every week
786-788 Rue Mercier is the older building (1939); 770 Rue Mercier was built in 2011. 786-788 Rue Mercier is assessed at $614,900, 37% more than 770 Rue Mercier ($447,500). Neither has a building permit on record. Neither is in a flood zone.
| 770 Rue Mercier | 786-788 Rue Mercier | |
|---|---|---|
| Type | House or building | 2 dwellings |
| City and borough | Longueuil · Le Vieux-Longueuil | Longueuil · Le Vieux-Longueuil |
| Built | 2011 | 1939 |
| Assessed (roll) | $447,500 | $614,900 |
| Since the previous roll | +36 % | +38 % |
| Welcome tax on that value | ≈ $4,823 | ≈ $7,334 |
| Lot | 209 m² | 774 m² |
| Floor area | 115 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 | 0 | 0 |
| Findings | 1 Note | 1 Note |
| Nearest metro | — | — |
The full report for each address explains every finding and shows the full permit and value history.
Full report: 770 Rue Mercier Full report: 786-788 Rue Mercier