The following is a listing of all residential property transfers in Downers Grove reported during the week of July 27. During this period, the median sale for the area was a 1,430-square-foot property on Hawkins Avenue in Downers Grove that sold for $590,000. Downers Grove· Gina Cecchi to George Dyche and Elizabeth Dyche, a single-family residence 4440 Lee Avenue. $590,000, 1,430 square feet, $413 per square-foot· Jose S. Iribarren to 4813 B LLC, a single-family residence 4813 Belmont Road. $300,000, 1,684 square feet, $178 per square-foot· ALK Cubed LLC to Black Manhattan LLC, a single-family residence 6145 Janes Avenue.