Carolina Bay Charleston SC Homes & Real Estate For Sale MLS Listings Data: Carolina BayTotal Listings:18Average Price:$588,933Highest Listing Price:$850,000Average Days On Market:20Houses For Sale Carolina Bay subdivision Charleston SC. MLS real estate listings for sale in Carolina Bay Charleston SC by price, street, age, list date, bedrooms & more Carolina Bay Charleston SC. Currently, Carolina Bay in Charleston SCÂ has a total of eighteen listings on the local MLS for sale with an average price point of $588,933, the max being $850,000 and the lowest priced house $389,000. The neighborhood of Carolina Bay subdivision in Charleston SC has an average house size of 2,345 sq ft and the average days on the market in this community is 20. 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 Saving Subscribe Unsubscribe Loading...