Barrington, IL Prices for Houses for Sale AVERAGE 1,149,934 +3% MEDIAN 814,450 +5% Relative Price (per sqft.) PRICE Listings of Barrington Homes for Purchase ACTIVE 159 -40% NEW 140 -24% Market Duration of Homes Sold DAYS 35 -3% Local Statistics Population 10,178 (0.00%) House Size (sqft.) 4,176 (0.57%)