3121-3125 Rue Mackay vs 3421-3425 Rue Mackay
Data as of October 25, 2026 · updated every week
3121-3125 Rue Mackay is the older building (1921); 3421-3425 Rue Mackay was built in 1945. 3421-3425 Rue Mackay is assessed at $573,900, 34% more than 3121-3125 Rue Mackay ($429,500). Neither has a building permit on record. Neither is in a flood zone.
| 3121-3125 Rue Mackay | 3421-3425 Rue Mackay | |
|---|---|---|
| Type | 3 dwellings | 3 dwellings |
| City and borough | Longueuil · Saint-Hubert | Longueuil · Saint-Hubert |
| Built | 1921 | 1945 |
| Assessed (roll) | $429,500 | $573,900 |
| Since the previous roll | +21 % | +46 % |
| Welcome tax on that value | ≈ $4,553 | ≈ $6,719 |
| Lot | 442 m² | 462 m² |
| Floor area | 186 m² | 193 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: 3121-3125 Rue Mackay Full report: 3421-3425 Rue Mackay