Contra Costa County – Q3 2026 Market Overview

Contra Costa County’s housing market shifted from its early-summer pace during the third quarter, with active listings and sales activity moderating as September approached. Median sales prices eased in July and August before a slight increase in September, finishing near $790,000. Average price per square foot followed a similar pattern, posting a modest recovery at quarter-end. Average days on market increased to approximately 36 days in September but remained below the winter peak. Overall, Q3 reflected adjustments in inventory, sales, and selling times, with prices showing some stabilization as the market entered Q4.