821 avenue Pratt vs 850 avenue Pratt
Data as of October 29, 2026 · updated every week
821 avenue Pratt is the older building (1924); 850 avenue Pratt was built in 1926. 821 avenue Pratt is assessed at $2,296,900, 46% more than 850 avenue Pratt ($1,572,700). 821 avenue Pratt has 4 building permits on record, 850 avenue Pratt has 0. Neither is in a flood zone.
| 821 avenue Pratt | 850 avenue Pratt | |
|---|---|---|
| Type | House or building | House or building |
| City and borough | Montréal · Outremont | Montréal · Outremont |
| Built | 1924 | 1926 |
| Assessed (roll) | $2,296,900 | $1,572,700 |
| Since the previous roll | +3 % | +3 % |
| Welcome tax on that value | ≈ $48,852 | ≈ $29,143 |
| Lot | 349 m² | 375 m² |
| Floor area | 205 m² | 167 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 | 4 · Aug 2026 | 0 |
| Findings | 2 Check 3 Note | 1 Check 4 Note |
| Nearest metro | Outremont, 770 m | Outremont, 840 m |
The full report for each address explains every finding and shows the full permit and value history.