20 rue Léo-Pétrin vs 21-23 rue Léo-Pétrin
Data as of October 29, 2026 · updated every week
21-23 rue Léo-Pétrin is the older building (1924); 20 rue Léo-Pétrin was built in 1980. 20 rue Léo-Pétrin is assessed at $1,222,800, 178% more than 21-23 rue Léo-Pétrin ($440,100). Neither has a building permit on record. Neither is in a flood zone.
| 20 rue Léo-Pétrin | 21-23 rue Léo-Pétrin | |
|---|---|---|
| Type | 8 dwellings | 2 dwellings |
| City and borough | Montréal · Lachine | Montréal · Lachine |
| Built | 1980 | 1924 |
| Assessed (roll) | $1,222,800 | $440,100 |
| Since the previous roll | +24 % | +5 % |
| Welcome tax on that value | ≈ $20,396 | ≈ $4,712 |
| Lot | 438 m² | 175 m² |
| Floor area | 561 m² | 133 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 | 0 |
| Findings | 5 Note | 1 Serious 1 Check 4 Note |
| Nearest metro | — | — |
The full report for each address explains every finding and shows the full permit and value history.
Full report: 20 rue Léo-Pétrin Full report: 21-23 rue Léo-Pétrin