Waterloo Region Association of REALTORS
Market Data & Trends
Overview
Waterloo Region Association of REALTORS published a board-wide composite benchmark price of $630,200 in September 2026, down 5.6% year over year and up 0.3% on the month.
Across the 5 months on record — May 2026 to September 2026 — the board-wide benchmark fell 2.9%, from $649,200 to $630,200.
The high over that window was $649,200 in May 2026; the benchmark now sits 2.9% below it.
The low was $628,300 in August 2026.
Months of supply board-wide stood at 3.8 in September 2026.
These are board-wide figures published by Waterloo Region Association of REALTORS. The comparisons above — the change over the window and the distance from the high — are arithmetic compiled by this publication from 5 monthly releases, May 2026 through September 2026.
Months of supply is active listings divided by that month's sales; where a release does not print it, this publication calculated it from the release's own counts.
Board Report
Key Takeaways
September 2026- The supply of inventory across the market decreased by 12.8% on a year-over-year basis, and there was a 3.8-month supply of all property types by the end of September, which was 5.0% lower than in September 2025.
- In Kitchener-Waterloo, the MLS® Home Price Index (HPI) was $630,200 in September 2026, up 0.3% month-over-month and down 5.6% year-over-year.
- In Cambridge, the HPI was $662,700, down 0.6% month-over-month and down 4.1% year-over-year.
Source: Waterloo Region Association of REALTORS
Waterloo Region Association of REALTORS Narrative
The statistics provided in this report are based on information from the ITSO MLS® System. Multiple MLS® Systems operate within Ontario, and while none can be guaranteed to include every property listed or sold within a given area, they effectively illustrate market trends.
“Buyers and sellers in Waterloo Region continued to take a cautious approach in September, with sales down 18.9% year-over-year and new listings falling 16.7% over the same period,” said Bill Duce, CEO of Cornerstone. “Even with less activity, Waterloo Region had the tightest supply at 3.8 months, suggesting the market remains relatively balanced, with modest price declines despite the slowdown. Buyers and sellers will benefit from a local REALTOR® on their side who can speak to activity and trends in their local neighbourhood.”
Waterloo Region Area Highlights:
Waterloo Region home sales decreased 14.2% month-over-month.
The number of newly listed properties increased by 38.4% on a month-over-month basis.
In Kitchener-Waterloo, the MLS® Home Price Index (HPI) was $630,200 in September 2026, up 0.3% month-over-month and down 5.6% year-over-year. In Cambridge, the HPI was $662,700, down 0.6% month-over-month and down 4.1% year-over-year.
The supply of inventory across the market decreased by 12.8% on a year-over-year basis, and there was a 3.8-month supply of all property types by the end of September, which was 5.0% lower than in September 2025.
For more information https://cornerstone.inc/housing-market-statistics/
Market Balance
Months of supply is active listings divided by that month's sales; where a release does not print it, this publication calculated it from the release's own counts.
Source: Waterloo Region Association of REALTORS via CREA MLS
Period: September 2026
Market statistics are provided for informational purposes only and may not reflect all real estate activity in the market. The trademarks REALTOR®, REALTORS®, and the REALTOR® logo are controlled by The Canadian Real Estate Association (CREA). Past performance does not guarantee future results. Consult a licensed real estate professional for specific advice.