Northumberland Hills (MLS® HPI)

Canadian Real Estate Association (MLS® HPI) published a composite benchmark price of $628,600 for Northumberland Hills in September 2026, down 2.4% year over year and up 0.1% on the month.

Across the 36 months on record — October 2023 to September 2026 — the benchmark for Northumberland Hills fell 11.9%, from $713,900 to $628,600.

The high over that window was $725,100 in July 2024; the benchmark now sits 13.3% below it.

The low was $627,800 in August 2026.

Published benchmarks for Northumberland Hills were $640,500 for detached homes in September 2026 and $444,600 for townhouses in September 2026.

The segments have not moved together: detached homes lost 11.8% and townhouses lost 17.3% over the window — a spread of 5.5 percentage points between detached homes and townhouses.

These are figures published by Canadian Real Estate Association (MLS® HPI) for Northumberland Hills. The comparisons above — the change over the window, the distance from the high and the spread between property types — are arithmetic compiled by this publication from 36 monthly releases, October 2023 through September 2026.