Sarnia Real Estate Market Report
Executive Summary
Tania MenicucciLocal expert · SarniaThe Sarnia, Ontario real estate market is currently classified as a balanced market. The median asking price is $449K.
There are currently 229 active listings, representing 5 months of inventory. Inventory has increased 73.5% compared to last month.
Currently, the average price per square foot is $401.
Detached properties make up the largest share of the Sarnia market at 94% of active listings with an average price of $846K. Condo listings follow at 6% (avg $421K).
Sales Activity & Absorption
Volume
Market Signals
Sarnia-Lambton Real Estate Board reported 136 sales this period, 91 new listings appeared in the past month.
Sarnia-Lambton Real Estate Board Monthly Report
The number of homes sold through the MLS® System of the Sarnia-Lambton Association of REALTORS® totaled 136 units in July 2026. This was down by 6.8% (10 sales) from July 2025.
Home sales were 1.3% above the five-year average and 14.2% below the 10-year average for the month of July.
On a year-to-date basis, home sales totaled 870 units over the first seven months of the year. This was a decrease of 9.2% from the same period in 2025.
“July delivered a familiar story – sales eased from recent levels but remained firmly in line with the pace we have seen over the past few years. At the same time, new listings continued to arrive at an elevated rate, pushing overall inventory higher for the seventh straight month, providing buyers with more choice than is typical for this time of year,” said Jeremy Guerette, President of the Sarnia-Lambton Association of REALTORS®. “Prices have remained relatively steady in recent months, while market conditions continue to sit in balanced territory with a modest edge for buyers. In a market where selection is broad and conditions vary significantly by neighbourhood and property type, working with a REALTOR® can help both buyers and sellers understand opportunities, set the right strategy and move forward with confidence.”
The MLS® Home Price Index (HPI) tracks price trends far more accurately than is possible using average or median price measures. The overall MLS® HPI composite/single-family benchmark price was $497,900 in July 2026, down by 4.4% compared to July 2025.
The average price of homes sold in July 2026 was $539,120, a small reduction of 3.2% from July 2025.
The more comprehensive year-to-date average price was $527,683, decreasing by 2.5% from the first seven months of 2025.
The dollar value of all home sales in July 2026 was $73.3 million, a decline of 9.8% from the same month in 2025.
The number of new listings was unchanged 0% from July 2025. There were 333 new residential listings in July 2026.
New listings were 16.9% above the five-year average and 33.3% above the 10-year average for the month of July.
Active residential listings numbered 680 units on the market at the end of July, unchanged 0% from the end of July 2025.
Active listings were 25.6% above the five-year average and 72.7% above the 10-year average for the month of July.
Months of inventory numbered 5 at the end of July 2026, up from the 4.7 months recorded at the end of July 2025 and above the long-run average of 2.7 months for this time of year. The number of months of inventory is the number of months it would take to sell current inventories at the current rate of sales activity.
Source: Sarnia-Lambton Real Estate Board, July 2026
Market Balance
Months of Inventory
Demand moderately exceeds supply — conditions favor sellers.
Moderate absorption — healthy turnover.
At 5 months of inventory, the market is balanced. Neither buyers nor sellers have a decisive advantage — a good time for realistic pricing and considered offers.
Neighborhoods
| Area | Listings | Avg Price |
|---|---|---|
| College Park | 7 | $331K |
Interest Rates & Affordability
Current Rates
Lower rates increase purchasing power. The Bank of Canada sets the policy rate which influences prime rates across lenders.
Estimated Monthly Payment
This is an estimate only. Actual rates and payments will vary based on your credit profile, lender, and mortgage terms.
Market Outlook
The market is relatively balanced between buyers and sellers. The Sarnia market currently has 229 active listings with a median price of $449K and 5 months of inventory.
- Low price reduction rate (0% of listings)
- Low sell-through rate (41%)
- Average price per square foot is $401
Data sourced from CREA DDF® active listings. Metrics computed from listing data updated daily. Prepared by Tania Menicucci with AI assistance, reviewed by our team.
Market data is calculated from active and recently sold MLS® listings as of August 2026. Past performance does not guarantee future results. Consult a real estate professional for specific advice.
Data provided by CREA DDF. The trademarks REALTOR®, REALTORS®, and the REALTOR® logo are controlled by The Canadian Real Estate Association (CREA). Information deemed reliable but not guaranteed.