Charleston SC New construction Houses for sale in zip code 29403 MLS Listings Data: 29403Total Listings:7Average Price:$1,253,284Highest Listing Price:$1,675,000Average Days On Market:41There are 7 new homes for sale on MLS in 29403 zip code Charleston SC. Newly built houses have an average sales price of $1,253,284 in %subdivision% Charleston SC, ranging in price from $750,000 to $1,675,000. The average sq ft spec home & new construction contract build is approximately 1,511 square feet for a just built house in 29403 zip code Charleston SC. The largest property for sale is 1,951 sqft and the smallest 1,068 sqft. View property listings for sale by price, street, subdivision, age, property type, location, features, size, listing date, and time on MLS in 29403 zip is an average of forty days on the market. 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 activeSort by sqft: smaller to biggerSort by sqft: bigger to smaller Filters Saving Subscribe Unsubscribe Switch to Grid View Switch to Map View Loading...