Westchester Charleston SC Homes & Real Estate For Sale ALL ACTIVE MLS Listings WestchesterTotal Listings:4Average Price:$509,750Highest Listing Price:$715,000Average Days On Market:42Houses For Sale Westchester subdivision Charleston SC. MLS real estate listings for sale in Westchester Charleston SC by price, street, age, list date, bedrooms & more Westchester Charleston SC. Currently, Westchester in Charleston SC has a total of four listings on the local MLS for sale with an average price point of $509,750, the max being $715,000 and the lowest priced house $425,000. The neighborhood of Westchester subdivision in Charleston SC has an average house size of 1,557 sq ft and the average days on the market in this community is 42. 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...