Lake Zurich, IL Prices for Houses for Sale AVERAGE 743,737 +14% MEDIAN 677,825 +13% Relative Price (per sqft.) PRICE Listings of Lake Zurich Homes for Purchase ACTIVE 92 -33% NEW 112 -32% Market Duration of Homes Sold DAYS 30 -2% Local Statistics Population 19,760 (-0.01%) House Size (sqft.) 3,066 (-4.83%)