1-7 rue Saint-Antoine Ouest vs 405-435 rue Saint-Antoine Ouest
Data as of November 1, 2026 · updated every week
1-7 rue Saint-Antoine Ouest is the older building (1889); 405-435 rue Saint-Antoine Ouest was built in 1941. 405-435 rue Saint-Antoine Ouest is assessed at $7,400,000, 46% more than 1-7 rue Saint-Antoine Ouest ($5,076,600). 1-7 rue Saint-Antoine Ouest has 3 building permits on record, 405-435 rue Saint-Antoine Ouest has 29. Neither is in a flood zone.
| 1-7 rue Saint-Antoine Ouest | 405-435 rue Saint-Antoine Ouest | |
|---|---|---|
| Type | House or building | House or building |
| City and borough | Montréal · Ville-Marie | Montréal · Ville-Marie |
| Built | ≈ 1889 | 1941 |
| Assessed (roll) | $5,076,600 | $7,400,000 |
| Since the previous roll | +10 % | −33 % |
| Welcome tax on that value | ≈ $155,960 | ≈ $248,896 |
| Lot | 396 m² | 1,461 m² |
| Floor area | 1,509 m² | 5,133 m² |
| Notice of deterioration | No | No |
| City’s right of first refusal | No | No |
| Heritage | Yes | Yes |
| In a flood zone | No | No |
| Building permits on record | 3 · Apr 2005 | 29 · Jan 2026 |
| Findings | 2 Check 4 Note | 1 Check 7 Note |
| Nearest metro | Place d'Armes, 160 m | Square Victoria-Oaci, 160 m |
The full report for each address explains every finding and shows the full permit and value history.
Full report: 1-7 rue Saint-Antoine Ouest Full report: 405-435 rue Saint-Antoine Ouest