16 De Casson Road vs 21 De Casson Road
Data as of October 29, 2026 · updated every week
16 De Casson Road is the older building (1926); 21 De Casson Road was built in 1927. 21 De Casson Road is assessed at $2,218,400, 33% more than 16 De Casson Road ($1,668,000). Neither has a building permit on record. Neither is in a flood zone.
| 16 De Casson Road | 21 De Casson Road | |
|---|---|---|
| Type | House or building | House or building |
| City and borough | Westmount | Westmount |
| Built | 1926 | 1927 |
| Assessed (roll) | $1,668,000 | $2,218,400 |
| Since the previous roll | +11 % | +11 % |
| Welcome tax on that value | ≈ $23,131 | ≈ $31,387 |
| Lot | 263 m² | 337 m² |
| Floor area | 221 m² | 240 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 | 1 Note | 1 Note |
| Nearest metro | Atwater, 450 m | Atwater, 460 m |
The full report for each address explains every finding and shows the full permit and value history.
Full report: 16 De Casson Road Full report: 21 De Casson Road