18639 boulevard Gouin Ouest vs 9909 boulevard Gouin Ouest
Data as of October 29, 2026 · updated every week
18639 boulevard Gouin Ouest is the older building (1830); 9909 boulevard Gouin Ouest was built in 1957. 18639 boulevard Gouin Ouest is assessed at $1,592,800, 172% more than 9909 boulevard Gouin Ouest ($585,000). 18639 boulevard Gouin Ouest has 2 building permits on record, 9909 boulevard Gouin Ouest has 4. Neither is in a flood zone.
| 18639 boulevard Gouin Ouest | 9909 boulevard Gouin Ouest | |
|---|---|---|
| Type | House or building | House or building |
| City and borough | Montréal · Pierrefonds-Roxboro | Montréal · Pierrefonds-Roxboro |
| Built | ≈ 1830 | 1957 |
| Assessed (roll) | $1,592,800 | $585,000 |
| Since the previous roll | +12 % | +14 % |
| Welcome tax on that value | ≈ $29,646 | ≈ $7,049 |
| Lot | 6,146 m² | 1,210 m² |
| Floor area | 255 m² | 152 m² |
| Notice of deterioration | No | No |
| City’s right of first refusal | No | No |
| Heritage | Yes | No |
| In a flood zone | No | No |
| Building permits on record | 2 · Jun 2022 | 4 · May 2026 |
| Findings | 1 Check 6 Note | 1 Check 3 Note |
| Nearest metro | — | — |
The full report for each address explains every finding and shows the full permit and value history.
Full report: 18639 boulevard Gouin Ouest Full report: 9909 boulevard Gouin Ouest