12257 rue Diderot vs 12325 rue Diderot
Data as of November 1, 2026 · updated every week
12257 rue Diderot is the older building (1992); 12325 rue Diderot was built in 1994. They are assessed at about the same value ($427,600). 12257 rue Diderot has 2 building permits on record, 12325 rue Diderot has 1. Neither is in a flood zone.
| 12257 rue Diderot | 12325 rue Diderot | |
|---|---|---|
| Type | Condo building, 1 unit | Condo building, 1 unit |
| City and borough | Montréal · Rivière-des-Prairies-Pointe-aux-Trembles | Montréal · Rivière-des-Prairies-Pointe-aux-Trembles |
| Built | 1992 | 1994 |
| Assessed (roll) | $427,600 | $430,700 |
| Since the previous roll | — | — |
| Welcome tax on that value | ≈ $4,525 | ≈ $4,571 |
| Lot | — | — |
| Floor area | 101 m² | 122 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 · Mar 2022 | 1 · Sep 2006 |
| Findings | 4 Note | 4 Note |
| Nearest metro | — | — |
The full report for each address explains every finding and shows the full permit and value history.
Full report: 12257 rue Diderot Full report: 12325 rue Diderot