The Countryside High School area had 7 sales during the week of Tuesday, August 4 to Monday, August 10, including including 2 single family homes for sale with an average list price of $579,950, 3 townhouses for sale with an average list price of $394,300, and 2 condos for sale with an average list price of $309,000. For anyone looking for a brand new home, there are 3 new construction homes for sale.