3186-3196 rue Saint-Antoine Ouest vs 4121 rue Saint-Antoine Ouest
Data as of November 1, 2026 · updated every week
4121 rue Saint-Antoine Ouest is the older building (1885); 3186-3196 rue Saint-Antoine Ouest was built in 1908. 3186-3196 rue Saint-Antoine Ouest is assessed at $2,954,300, 177% more than 4121 rue Saint-Antoine Ouest ($1,067,500). 3186-3196 rue Saint-Antoine Ouest has 6 building permits on record, 4121 rue Saint-Antoine Ouest has 2. Neither is in a flood zone.
| 3186-3196 rue Saint-Antoine Ouest | 4121 rue Saint-Antoine Ouest | |
|---|---|---|
| Type | 5 dwellings | 2 dwellings |
| City and borough | Montréal · Le Sud-Ouest | Montréal · Le Sud-Ouest |
| Built | 1908 | ≈ 1885 |
| Assessed (roll) | $2,954,300 | $1,067,500 |
| Since the previous roll | +19 % | +16 % |
| Welcome tax on that value | ≈ $71,861 | ≈ $16,699 |
| Lot | 465 m² | 344 m² |
| Floor area | 691 m² | 338 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 | 6 · Jul 2019 | 2 · Oct 2025 |
| Findings | 1 Check 3 Note | 2 Check 5 Note |
| Nearest metro | Lionel-Groulx, 250 m | Place St-Henri, 260 m |
The full report for each address explains every finding and shows the full permit and value history.
Full report: 3186-3196 rue Saint-Antoine Ouest Full report: 4121 rue Saint-Antoine Ouest