The Mountainside Middle School area had 15 sales during the week of Tuesday, February 17 to Monday, February 23, including including 8 single family homes for sale with an average list price of $1,344,249.88, 4 townhouses for sale with an average list price of $507,475, 2 condos for sale with an average list price of $354,950, and 1 lot for sale with a list price of $1,100,000.