Westchester Charleston SC Homes & Real Estate For Sale MLS Listings Data: Westchester Total Listings: 3 Average Price: $535,000 Highest Listing Price: $640,000 Average Days On Market: 90 Houses 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 three listings on the local MLS for sale with an average price point of $535,000, the max being $640,000 and the lowest priced house $460,000. The neighborhood of Westchester subdivision in Charleston SC has an average house size of 1,812 sq ft and the average days on the market in this community is 90. 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...