The Glenbrook North High School area had 17 sales during the week of Tuesday, July 8 to Monday, July 14, including including 8 single family homes for sale with an average list price of $1,120,112.50, 2 townhouses for sale with an average list price of $614,950, 5 condos for sale with an average list price of $314,999.80, and 2 lots for sale with an average list price of $587,450.