3621 Rue de Mayfair vs 3900 Rue de Mayfair
Data as of October 29, 2026 · updated every week
3900 Rue de Mayfair is the older building (1984); 3621 Rue de Mayfair was built in 2021. 3621 Rue de Mayfair is assessed at $816,700, 75% more than 3900 Rue de Mayfair ($467,300). Neither has a building permit on record. Neither is in a flood zone.
| 3621 Rue de Mayfair | 3900 Rue de Mayfair | |
|---|---|---|
| Type | House or building | House or building |
| City and borough | Longueuil · Saint-Hubert | Longueuil · Saint-Hubert |
| Built | 2021 | 1984 |
| Assessed (roll) | $816,700 | $467,300 |
| Since the previous roll | +43 % | +40 % |
| Welcome tax on that value | ≈ $13,160 | ≈ $5,120 |
| Lot | 314 m² | 465 m² |
| Floor area | 187 m² | 84 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: 3621 Rue de Mayfair Full report: 3900 Rue de Mayfair