Nassau County, NY Housing Market

Nassau County, NY's median home value is $847K, up 7.0% over the past year. Homes here sell in a median 35 days. Its PropertyIQ Score of 81 sits well above the state average of 50, marking a market positioned to outperform its state over the next three years.

PropertyIQ provides county-level market intelligence for Nassau County, NY — going deeper than metro-area averages to reveal local demand dynamics. By tracking Zillow home-value momentum alongside Realtor.com market-flow signals — median days on market and the share of listings with price cuts — at the county level, PropertyIQ predicts which markets within NY are positioned to outperform.

Mid-Atlantic counties range from dense urban centers to exurban growth corridors. PropertyIQ's county scores help investors pinpoint which specific counties within major metro areas offer the strongest demand-to-supply dynamics. Within the Mid-Atlantic, Nassau County, NY's PropertyIQ Score of 81 ranks among the Mid-Atlantic's stronger demand signals.

The PropertyIQ Score for Nassau County, NY blends four proven demand indicators. When home values are gaining momentum, homes sell quickly, and few sellers cut prices, the score rises — signaling a market positioned to outperform its state. Historically, top-scored markets delivered significantly higher 3-year excess returns than bottom-scored markets.

View Nassau County, NY's PropertyIQ Score and compare it against other counties in the state. Generate a free AI market report or explore historical trends on the interactive map.