518 Rue Duncan vs 580 Rue Duncan
Data as of October 29, 2026 · updated every week
Both were built in 1964. 580 Rue Duncan is assessed at $570,600, 12% more than 518 Rue Duncan ($507,900). Neither has a building permit on record. Neither is in a flood zone.
| 518 Rue Duncan | 580 Rue Duncan | |
|---|---|---|
| Type | House or building | House or building |
| City and borough | Longueuil · Greenfield Park | Longueuil · Greenfield Park |
| Built | 1964 | 1964 |
| Assessed (roll) | $507,900 | $570,600 |
| Since the previous roll | +49 % | +47 % |
| Welcome tax on that value | ≈ $5,729 | ≈ $6,670 |
| Lot | 561 m² | 550 m² |
| Floor area | 82 m² | 106 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 | 0 | 0 |
| Findings | 2 Note | 1 Note |
| Nearest metro | — | — |
The full report for each address explains every finding and shows the full permit and value history.