Johns Island Johns Island SC Homes & Real Estate For Sale MLS Listings Data: Johns IslandTotal Listings:28Average Price:$928,069Highest Listing Price:$4,898,000Average Days On Market:255Houses For Sale Johns Island subdivision Johns Island SC. MLS real estate listings for sale in Johns Island Johns Island SC by price, street, age, list date, bedrooms & more Johns Island Johns Island SC. Currently, Johns Island in Johns Island SCÂ has a total of twenty-eight listings on the local MLS for sale with an average price point of $928,069, the max being $4,898,000 and the lowest priced house $195,000. The neighborhood of Johns Island subdivision in Johns Island SC has an average house size of 1,492 sq ft and the average days on the market in this community is 255. 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 Saving Subscribe Unsubscribe Loading...