Collin County's median home price held at $460,000 in August 2026, unchanged from a year earlier, while closed sales fell 11.7% to 1,387. Inventory dropped 6.1% to 6,750 homes, and supply tightened from 5.1 to 4.7 months. The Agency Dallas updates this Collin County housing market report every month with NTREIS data.
Last updated: October 2026 with August 2026 data.
Collin County housing market at a glance
Measure | August 2025 | August 2026 | Change |
|---|---|---|---|
Median sales price | $460,000 | $460,000 | 0.0% |
Average sales price | $535,290 | $534,541 | -0.1% |
Closed sales | 1,571 | 1,387 | -11.7% |
Pending sales | 1,542 | 1,276 | -17.3% |
New listings | 2,281 | 2,017 | -11.6% |
Median days on market | 58 | 57 | -1 day |
Homes for sale | 7,192 | 6,750 | -6.1% |
Months of supply | 5.1 | 4.7 | -0.4 |
Homes sold for 93.9% of their original list price in August 2026. Year to date, Collin County has 11,723 closed sales, up 0.3% from 2025, at a median price of $450,000, down 5.3% from $475,000.
Is Collin County a buyer's or seller's market?
Collin County is close to balanced, with 4.7 months of supply in August 2026. Homes sold for 93.9% of their original list price after a median 57 days. Fewer pending sales (down 17.3%) may point to a quieter fall.
How does Collin County compare to the rest of DFW?
Collin County had the highest median price of the ten DFW counties The Agency Dallas tracks, at $460,000. The next highest were Parker ($454,000) and Rockwall ($449,000). Dallas and Tarrant counties moved fastest at 48 and 49 days. See the full DFW housing market report for every county.
Frequently asked questions
What is the median home price in Collin County?
The median sales price in Collin County was $460,000 in August 2026, unchanged from August 2025, according to NTREIS data. The year-to-date median is $450,000, down 5.3% from $475,000. It is the highest of the ten DFW counties The Agency Dallas tracks.
How long do homes take to sell in Collin County?
Homes in Collin County sold in a median 57 days in August 2026, 1 day faster than a year earlier. Well-priced, move-in-ready homes typically sell faster than the median, while homes that need work or start too high take longer. Pricing to recent nearby sales matters most.
Are Collin County home prices going down?
Not in August. The median held flat at $460,000 year over year. Year to date, the median is $450,000, down 5.3% from $475,000. With inventory down 6.1% and supply at 4.7 months, the market is steady.
Which cities are in Collin County?
Collin County includes Plano, Frisco, McKinney, Allen, Wylie, and Prosper, which also extends into Denton County. City-level numbers can differ sharply from the county median, so The Agency Dallas recommends looking at recent sales in your own neighborhood before pricing a home or making an offer.
What's your Collin County home worth?
County numbers set the backdrop; your street sets the price. Request a private home value review from The Agency Dallas, built on real recent sales near you.
Based on data from NTREIS MLS for the period of August 1, 2026 through August 31, 2026. Figures current as of September 8, 2026, and may differ from earlier reports as data is refreshed.
