The Mountainside Middle School area had 10 sales during the week of Tuesday, February 11 to Monday, February 17, including including 6 single family homes for sale with an average list price of $1,264,150, 1 townhouse for sale with a list price of $615,000, 2 condos for sale with an average list price of $384,750, and 1 lot for sale with a list price of $285,000.