Glen Ellyn, IL Prices for Houses for Sale AVERAGE 601,208 -2% MEDIAN 487,450 -1% Relative Price (per sqft.) PRICE Listings of Glen Ellyn Homes for Purchase ACTIVE 57 -57% NEW 92 -28% Market Duration of Homes Sold DAYS 18 -49% Local Statistics Population 27,402 (-0.01%) House Size (sqft.) 2,117 (3.40%)