1645-1651 rue Sainte-Catherine Ouest vs 1827-1831 rue Sainte-Catherine Ouest
Data as of November 1, 2026 · updated every week
1827-1831 rue Sainte-Catherine Ouest is the older building (1875); 1645-1651 rue Sainte-Catherine Ouest was built in 1885. 1827-1831 rue Sainte-Catherine Ouest is assessed at $2,381,200, 13% more than 1645-1651 rue Sainte-Catherine Ouest ($2,099,600). 1645-1651 rue Sainte-Catherine Ouest has 21 building permits on record, 1827-1831 rue Sainte-Catherine Ouest has 3. Neither is in a flood zone.
| 1645-1651 rue Sainte-Catherine Ouest | 1827-1831 rue Sainte-Catherine Ouest | |
|---|---|---|
| Type | House or building | 2 dwellings |
| City and borough | Montréal · Ville-Marie | Montréal · Ville-Marie |
| Built | ≈ 1885 | ≈ 1875 |
| Assessed (roll) | $2,099,600 | $2,381,200 |
| Since the previous roll | +7 % | +10 % |
| Welcome tax on that value | ≈ $42,316 | ≈ $51,803 |
| Lot | 330 m² | 463 m² |
| Floor area | 776 m² | 976 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 | 21 · May 2026 | 3 · Mar 2005 |
| Findings | 1 Serious 2 Check 5 Note | 1 Check 5 Note |
| Nearest metro | Guy-Concordia, 140 m | Guy-Concordia, 250 m |
The full report for each address explains every finding and shows the full permit and value history.
Full report: 1645-1651 rue Sainte-Catherine Ouest Full report: 1827-1831 rue Sainte-Catherine Ouest