Lake Carolina – Harborside Columbia SC Homes & Real Estate For Sale MLS Listings Data: Lake Carolina - HarborsideTotal Listings:6Average Price:$525,750Highest Listing Price:$1,250,000Average Days On Market:47Houses For Sale Lake Carolina - Harborside subdivision Columbia SC. MLS real estate listings for sale in Lake Carolina - Harborside Columbia SC by price, street, age, list date, bedrooms & more Lake Carolina - Harborside Columbia SC. Currently, Lake Carolina - Harborside in Columbia SC has a total of six listings on the local MLS for sale with an average price point of $525,750, the max being $1,250,000 and the lowest priced house $285,000. The neighborhood of Lake Carolina - Harborside subdivision in Columbia SC has an average house size of 2,659 sq ft and the average days on the market in this community is 47. 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...