London-St. Thomas (MLS® HPI)

Canadian Real Estate Association (MLS® HPI) published a composite benchmark price of $553,500 for London-St. Thomas in August 2026, down 3.5% year over year and down 0.6% on the month.

Across the 35 months on record — October 2023 to August 2026 — the benchmark for London-St. Thomas fell 6.3%, from $590,700 to $553,500.

The high over that window was $616,700 in August 2024; the benchmark now sits 10.2% below it.

The low was $552,800 in December 2025.

Published benchmarks for London-St. Thomas were $601,900 for detached homes in August 2026, $430,400 for townhouses in August 2026 and $315,900 for apartments in August 2026.

The segments have not moved together: detached homes lost 6.8%, apartments lost 14.0% and townhouses lost 16.3% over the window — a spread of 9.5 percentage points between detached homes and townhouses.

These are figures published by Canadian Real Estate Association (MLS® HPI) for London-St. Thomas. 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 35 monthly releases, October 2023 through August 2026.