Charleston National Mount Pleasant SC Houses For Sale MLS Listings Data: Charleston National Total Listings: 14 Average Price: $929,192 Highest Listing Price: $1,899,999 Average Days On Market: 61 Houses For Sale Charleston National subdivision Mount Pleasant SC. MLS real estate listings for sale in Charleston National Mount Pleasant SC by price, street, age, list date, bedrooms & more Charleston National Mount Pleasant SC. Currently, Charleston National in Mount Pleasant SC has a total of fourteen listings on the local MLS for sale with an average price point of $929,192, the max being $1,899,999 and the lowest priced house $634,900. The neighborhood of Charleston National subdivision in Mount Pleasant SC has an average house size of 2,505 sq ft and the average days on the market in this community is 61. 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...