Real Estate Listings For Sale 29451 zip code SC MLS Listings Data: 29451 Total Listings: 109 Average Price: $2,151,367 Highest Listing Price: $10,876,450 Average Days On Market: 135 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 nine listings on the local MLS for sale with an average price point of $$2,151,367, the max being $$10,876,450 and the lowest priced house $$75,500 to purchase in the 29451 zip code. Homes in the Isle of Palms SC 29451 have an average house size of 2,122 sq ft and the average days on the market in zip code 29451 is 135 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. Relative Sort by Year Built: low to high Sort by Year Built: high to low Sort by price: low to high Sort by price: high to low Sort from oldest to newest Sort from newest to oldest Sort by status: active to under contract Sort by status: under contract to active Saving Subscribe Unsubscribe Loading...