Real Estate Listings For Sale 29455 zip code SC MLS Listings Data: 29455Total Listings:418Average Price:$812,402Highest Listing Price:$6,500,000Average Days On Market:140 Homes For Sale 29455 zip code Johns Island SC. MLS real estate listings for sale in SC by price, street, age, subdivision, neighborhood, list date, bedrooms & more SC zip code 29455. Currently, Johns Island SC 29455 has a total of four hundred eighteen listings on the local MLS for sale with an average price point of $$812,402, the max being $$6,500,000 and the lowest priced house $$99,999 to purchase in the 29455 zip code. Homes in the Johns Island SC 29455 have an average house size of 1,822 sq ft and the average days on the market in zip code 29455 is 140 days. Please contact our team to list or sell your home, view or make an offer on one of the properties you see here updated every 5 mins in real-time. RelativeSort by Year Built: low to highSort by Year Built: high to lowSort by price: low to highSort by price: high to lowSort from oldest to newestSort from newest to oldestSort by status: active to under contractSort by status: under contract to active Filters Saving Subscribe Unsubscribe Loading...