Ashley Harbor Charleston SC Homes & Real Estate For Sale MLS Listings Data: Ashley HarborTotal Listings:2Average Price:$1,362,500Highest Listing Price:$1,900,000Average Days On Market:86Houses For Sale Ashley Harbor subdivision Charleston SC. MLS real estate listings for sale in Ashley Harbor Charleston SC by price, street, age, list date, bedrooms & more Ashley Harbor Charleston SC. Currently, Ashley Harbor in Charleston SC has a total of two listings on the local MLS for sale with an average price point of $1,362,500, the max being $1,900,000 and the lowest priced house $825,000. The neighborhood of Ashley Harbor subdivision in Charleston SC has an average house size of 3,600 sq ft and the average days on the market in this community is 86. 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...