309 rue Léo-Grenier vs 321 rue Léo-Grenier
Data as of October 29, 2026 · updated every week
309 rue Léo-Grenier is the older building (2010); 321 rue Léo-Grenier was built in 2011. 321 rue Léo-Grenier is assessed at $1,316,900, 5% more than 309 rue Léo-Grenier ($1,249,400). 309 rue Léo-Grenier has 2 building permits on record, 321 rue Léo-Grenier has 1. Neither is in a flood zone.
| 309 rue Léo-Grenier | 321 rue Léo-Grenier | |
|---|---|---|
| Type | House or building | House or building |
| City and borough | Montréal · L'Île-Bizard-Sainte-Geneviève | Montréal · L'Île-Bizard-Sainte-Geneviève |
| Built | 2010 | 2011 |
| Assessed (roll) | $1,249,400 | $1,316,900 |
| Since the previous roll | +16 % | +16 % |
| Welcome tax on that value | ≈ $21,061 | ≈ $22,748 |
| Lot | 746 m² | 812 m² |
| Floor area | 293 m² | 334 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 · Apr 2019 | 1 · Oct 2010 |
| Findings | 3 Note | 3 Note |
| Nearest metro | — | — |
The full report for each address explains every finding and shows the full permit and value history.
Full report: 309 rue Léo-Grenier Full report: 321 rue Léo-Grenier