170 Alton Drive vs 171 Alton Drive

Data as of October 29, 2026 · updated every week

170 Alton Drive is the older building (1965); 171 Alton Drive was built in 1966. 170 Alton Drive is assessed at $9,625,600, 1105% more than 171 Alton Drive ($798,900). Neither has a building permit on record. Neither is in a flood zone.

170 Alton Drive171 Alton Drive
TypeHouse or buildingHouse or building
City and boroughBeaconsfieldBeaconsfield
Built19651966
Assessed (roll)$9,625,600$798,900
Since the previous roll+3 %+2 %
Welcome tax on that value≈ $142,495≈ $10,094
Lot17,029 m²658 m²
Floor area2,794 m²209 m²
Notice of deteriorationNoNo
City’s right of first refusalNoNo
HeritageNoNo
In a flood zoneNoNo
Building permits on record00
Findings 2 Note 2 Note
Nearest metro——

The full report for each address explains every finding and shows the full permit and value history.

Full report: 170 Alton Drive Full report: 171 Alton Drive

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