278 rue du Square-Saint-Louis vs 310 rue du Square-Saint-Louis
Data as of November 1, 2026 · updated every week
310 rue du Square-Saint-Louis is the older building (1885); 278 rue du Square-Saint-Louis was built in 1914. 278 rue du Square-Saint-Louis is assessed at $1,169,800, 33% more than 310 rue du Square-Saint-Louis ($878,600). Each has 2 building permits on record. Neither is in a flood zone.
| 278 rue du Square-Saint-Louis | 310 rue du Square-Saint-Louis | |
|---|---|---|
| Type | Condo building, 1 unit | Condo building, 1 unit |
| City and borough | Montréal · Le Plateau-Mont-Royal | Montréal · Le Plateau-Mont-Royal |
| Built | 1914 | ≈ 1885 |
| Assessed (roll) | $1,169,800 | $878,600 |
| Since the previous roll | — | — |
| Welcome tax on that value | ≈ $19,071 | ≈ $12,921 |
| Lot | — | — |
| Floor area | 107 m² | 117 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 | 2 · Aug 2009 | 2 · Oct 2019 |
| Findings | 5 Note | 5 Note |
| Nearest metro | Sherbrooke, 260 m | Sherbrooke, 210 m |
The full report for each address explains every finding and shows the full permit and value history.
Full report: 278 rue du Square-Saint-Louis Full report: 310 rue du Square-Saint-Louis