Castlewood Charleston SC Homes & Real Estate For Sale MLS Listings Data: CastlewoodTotal Listings:3Average Price:$374,966Highest Listing Price:$415,000Average Days On Market:118Houses For Sale Castlewood subdivision Charleston SC. MLS real estate listings for sale in Castlewood Charleston SC by price, street, age, list date, bedrooms & more Castlewood Charleston SC. Currently, Castlewood in Charleston SC has a total of three listings on the local MLS for sale with an average price point of $374,966, the max being $415,000 and the lowest priced house $349,900. The neighborhood of Castlewood subdivision in Charleston SC has an average house size of 1,179 sq ft and the average days on the market in this community is 118. 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...