Carnes Crossroads Summerville SC Homes & Real Estate For Sale ALL ACTIVE MLS Listings Carnes CrossroadsTotal Listings:116Average Price:$450,831Highest Listing Price:$800,000Average Days On Market:61Houses For Sale Carnes Crossroads subdivision Summerville SC. MLS real estate listings for sale in Carnes Crossroads Summerville SC by price, street, age, list date, bedrooms & more Carnes Crossroads Summerville SC. Currently, Carnes Crossroads in Summerville SC has a total of one hundred sixteen listings on the local MLS for sale with an average price point of $450,831, the max being $800,000 and the lowest priced house $291,050. The neighborhood of Carnes Crossroads subdivision in Summerville SC has an average house size of 2,177 sq ft and the average days on the market in this community is 61. 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...