There are a variety of property types to choose from when looking for real estate in Duncan. There are 57 houses, 1 townhouses, and 20 condos for sale. For past listings, search our Duncan sold listings and Duncan expired listings The average listing price in Duncan for all home types is $497,997, which is 28% higher than April 2018. The average list price differs significantly when broken down by home type. The average listing price of a house is $540,707, $399,999 for a townhouse, and $258,575 for a condo. There are many popular cities surrounding Duncan, including Koksilah, Westholme, Crofton, Cowichan Bay, Chemainus, Cobble Hill, Shawnigan Lake that offer a variety of home prices and unique areas to live.