Westborough Charleston SC Homes & Real Estate For Sale ALL ACTIVE MLS Listings WestboroughTotal Listings:3Average Price:$498,967Highest Listing Price:$599,900Average Days On Market:83Houses For Sale Westborough subdivision Charleston SC. MLS real estate listings for sale in Westborough Charleston SC by price, street, age, list date, bedrooms & more Westborough Charleston SC. Currently, Westborough in Charleston SC has a total of three listings on the local MLS for sale with an average price point of $498,967, the max being $599,900 and the lowest priced house $448,000. The neighborhood of Westborough subdivision in Charleston SC has an average house size of 1,938 sq ft and the average days on the market in this community is 83. 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...