1040 rue Mackay vs 511-1205 rue Mackay
Data as of October 29, 2026 · updated every week
1040 rue Mackay is the older building (1910); 511-1205 rue Mackay was built in 2015. 1040 rue Mackay is assessed at $792,100 and 511-1205 rue Mackay at $355,000; one is a whole condo building, so the values do not compare directly. 1040 rue Mackay has 1 building permits on record, 511-1205 rue Mackay has 2. Neither is in a flood zone.
| 1040 rue Mackay | 511-1205 rue Mackay | |
|---|---|---|
| Type | Condo building, 1 unit | Condo unit |
| City and borough | Montréal · Ville-Marie | Montréal · Ville-Marie |
| Built | 1910 | 2015 |
| Assessed (roll) | $792,100 | $355,000 |
| Since the previous roll | — | −2 % |
| Welcome tax on that value | ≈ $11,191 | ≈ $3,436 |
| Lot | — | — |
| Floor area | 83 m² | 46 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 | 1 · Oct 2018 | 2 · May 2016 |
| Findings | 1 Check 4 Note | 5 Note |
| Nearest metro | Lucien-L'Allier, 190 m | Guy-Concordia, 300 m |
The full report for each address explains every finding and shows the full permit and value history.
Full report: 1040 rue Mackay Full report: 511-1205 rue Mackay