15 avenue Roskilde vs 21 avenue Roskilde
Data as of October 29, 2026 · updated every week
21 avenue Roskilde is the older building (1915); 15 avenue Roskilde was built in 1974. 21 avenue Roskilde is assessed at $7,265,900, 309% more than 15 avenue Roskilde ($1,776,900). 15 avenue Roskilde has 0 building permits on record, 21 avenue Roskilde has 9. Neither is in a flood zone.
| 15 avenue Roskilde | 21 avenue Roskilde | |
|---|---|---|
| Type | House or building | House or building |
| City and borough | Montréal · Outremont | Montréal · Outremont |
| Built | 1974 | 1915 |
| Assessed (roll) | $1,776,900 | $7,265,900 |
| Since the previous roll | +10 % | +10 % |
| Welcome tax on that value | ≈ $34,248 | ≈ $243,532 |
| Lot | 479 m² | 1,661 m² |
| Floor area | 238 m² | 526 m² |
| Notice of deterioration | No | No |
| City’s right of first refusal | No | No |
| Heritage | No | Yes |
| In a flood zone | No | No |
| Building permits on record | 0 | 9 · Nov 2022 |
| Findings | 3 Note | 1 Serious 1 Check 3 Note |
| Nearest metro | Édouard-Montpetit, 1.0 km | Édouard-Montpetit, 990 m |
The full report for each address explains every finding and shows the full permit and value history.
Full report: 15 avenue Roskilde Full report: 21 avenue Roskilde