48 avenue Nelson vs 51 avenue Nelson
Data as of October 29, 2026 · updated every week
51 avenue Nelson is the older building (1912); 48 avenue Nelson was built in 1919. 48 avenue Nelson is assessed at $2,223,000, 34% more than 51 avenue Nelson ($1,653,700). 48 avenue Nelson has 3 building permits on record, 51 avenue Nelson has 1. Neither is in a flood zone.
| 48 avenue Nelson | 51 avenue Nelson | |
|---|---|---|
| Type | House or building | House or building |
| City and borough | Montréal · Outremont | Montréal · Outremont |
| Built | 1919 | 1912 |
| Assessed (roll) | $2,223,000 | $1,653,700 |
| Since the previous roll | +6 % | +6 % |
| Welcome tax on that value | ≈ $46,266 | ≈ $31,168 |
| Lot | 279 m² | 276 m² |
| Floor area | 221 m² | 196 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 · Aug 2022 | 1 · Sep 2019 |
| Findings | 2 Check 3 Note | 1 Serious 1 Check 4 Note |
| Nearest metro | Mont-Royal, 1.3 km | Mont-Royal, 1.2 km |
The full report for each address explains every finding and shows the full permit and value history.