There are a variety of property types to choose from when looking for real estate in Mountainside. There are 19 houses, 4 townhouses, and 9 condos for sale. For past listings, search our Mountainside sold listings and Mountainside expired listings The average listing price in Mountainside for all home types is $840,992, which is 39% higher than April 2018. The average list price differs significantly when broken down by home type. The average listing price of a house is $1,032,058, $483,650 for a townhouse, and $437,631 for a condo. There are many popular neighbourhoods surrounding Mountainside, including Plains, Brant Hills, Palmer, Tyandaga, Headon Forest, Central, Dynes that offer a variety of home prices and unique areas to live.