Real Estate Listings For Sale 29451 zip code SC MLS Listings Data: 29451Total Listings:134Average Price:$2,455,115Highest Listing Price:$17,950,000Average Days On Market:117 Homes For Sale 29451 zip code Isle of Palms SC. MLS real estate listings for sale in SC by price, street, age, subdivision, neighborhood, list date, bedrooms & more SC zip code 29451. Currently, Isle of Palms SC 29451 has a total of one hundred thirty-four listings on the local MLS for sale with an average price point of $$2,455,115, the max being $$17,950,000 and the lowest priced house $$115,000 to purchase in the 29451 zip code. Homes in the Isle of Palms SC 29451 have an average house size of 2,444 sq ft and the average days on the market in zip code 29451 is 117 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 Switch to Grid View Switch to Map View Loading...