3840 Rue Mackay vs 4000-4004 Rue Mackay
Data as of October 25, 2026 · updated every week
3840 Rue Mackay is the older building (1949); 4000-4004 Rue Mackay was built in 2023. 4000-4004 Rue Mackay is assessed at $1,225,100, 157% more than 3840 Rue Mackay ($476,800). Neither has a building permit on record. Neither is in a flood zone.
| 3840 Rue Mackay | 4000-4004 Rue Mackay | |
|---|---|---|
| Type | House or building | 3 dwellings |
| City and borough | Longueuil · Saint-Hubert | Longueuil · Saint-Hubert |
| Built | 1949 | 2023 |
| Assessed (roll) | $476,800 | $1,225,100 |
| Since the previous roll | +40 % | +61 % |
| Welcome tax on that value | ≈ $5,263 | ≈ $25,412 |
| Lot | 557 m² | 372 m² |
| Floor area | 169 m² | 250 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 | 2 Note | 1 Note |
| Nearest metro | — | — |
The full report for each address explains every finding and shows the full permit and value history.
Full report: 3840 Rue Mackay Full report: 4000-4004 Rue Mackay