Toronto Regional Real Estate Board

Toronto Regional Real Estate Board published a composite benchmark price of $963,500 for Halton Hills in September 2026, down 6.3% year over year.

Across the 33 months on record — January 2024 to September 2026 — the benchmark for Halton Hills fell 10.9%, from $1,081,500 to $963,500.

The high over that window was $1,155,600 in April 2024; the benchmark now sits 16.6% below it.

Toronto Regional Real Estate Board reported 45 sales in Halton Hills in September 2026.

Across the 33 months on record, monthly sales in Halton Hills ran from a high of 90 in June 2025 to a low of 28 in December 2024. Added together, those months come to 1,873 sales, an average of 57 a month.

In Halton Hills, the last three months (July 2026 to September 2026) averaged 55 sales a month against 67 in the same three months a year earlier, a decrease of 18.4%.

Months of supply in Halton Hills stood at 6 in September 2026.

A year earlier, in September 2025, it stood at 4.7 months, so supply has loosened by 1.3 months.

These are figures published by Toronto Regional Real Estate Board for Halton Hills. The comparisons above — the change over the window, the distance from the high, the sales total and monthly average, the three-month comparison and the change in months of supply — are arithmetic compiled by this publication from 33 monthly releases, January 2024 through September 2026.

Toronto Regional Real Estate Board prints months of inventory only as a 12-month moving average. The figure here is this publication's single-month calculation, active listings divided by that month's sales from Toronto Regional Real Estate Board's published counts, and is not the board's trend figure.