Real Estate Listings For Sale 29843 zip code SC MLS Listings Data: 29843Total Listings:3Average Price:$722,733Highest Listing Price:$1,223,200Average Days On Market:14 Homes For Sale 29843 zip code Barnwell SC. MLS real estate listings for sale in SC by price, street, age, subdivision, neighborhood, list date, bedrooms & more SC zip code 29843. Currently, Barnwell SC 29843 has a total of three listings on the local MLS for sale with an average price point of $$722,733, the max being $$1,223,200 and the lowest priced house $$420,000 to purchase in the 29843 zip code. Homes in the Barnwell SC 29843 have an average house size of %avgSqftDigit% sq ft and the average days on the market in zip code 29843 is 14 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...