403 rue des Seigneurs vs 521-555 rue des Seigneurs
Data as of November 1, 2026 · updated every week
403 rue des Seigneurs is the older building (1946); 521-555 rue des Seigneurs was built in 1972. 521-555 rue des Seigneurs is assessed at $18,678,900, 921% more than 403 rue des Seigneurs ($1,829,900). 403 rue des Seigneurs has 5 building permits on record, 521-555 rue des Seigneurs has 6. Neither is in a flood zone.
| 403 rue des Seigneurs | 521-555 rue des Seigneurs | |
|---|---|---|
| Type | House or building | House or building |
| City and borough | Montréal · Le Sud-Ouest | Montréal · Le Sud-Ouest |
| Built | 1946 | 1972 |
| Assessed (roll) | $1,829,900 | $18,678,900 |
| Since the previous roll | +19 % | +36 % |
| Welcome tax on that value | ≈ $35,573 | ≈ $700,052 |
| Lot | 406 m² | 5,944 m² |
| Floor area | 404 m² | 5,496 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 | 5 · Feb 2017 | 6 · Dec 2020 |
| Findings | 1 Serious 4 Note | 3 Note |
| Nearest metro | Georges-Vanier, 650 m | Georges-Vanier, 500 m |
The full report for each address explains every finding and shows the full permit and value history.
Full report: 403 rue des Seigneurs Full report: 521-555 rue des Seigneurs