Age of the home does most of the work in that adjustment. An older Westmount house with original systems and finishes prices differently than one with a documented renovation, and the gap between those two outcomes on the same street can be larger than the neighbourhood effect itself.
With Saskatoon supply at 1.63 months heading into September 2026, buyers have enough choice that a Westmount seller cannot count on the address alone to carry a price above what the home's condition supports.
The only reliable way to answer this for a specific Westmount house is a comparable set pulled for that home, not a neighbourhood average. Get your hand-reviewed valuation from Joel Dyck.