Westchester Charleston SC Homes & Real Estate For Sale MLS Listings Data: WestchesterTotal Listings:5Average Price:$534,460Highest Listing Price:$640,000Average Days On Market:66Houses 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 five listings on the local MLS for sale with an average price point of $534,460, the max being $640,000 and the lowest priced house $477,500. The neighborhood of Westchester subdivision in Charleston SC has an average house size of 1,569 sq ft and the average days on the market in this community is 66. 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...