Downtown Charleston, South Carolina has got to have some of the best oceanfront homes in the United States, and according to most historians is the 2nd most historically important cities in our country. Downtown Charleston, SC waterfront real estate has a lot to offer in the way of choice. Although pricey, houses in the historic peninsula of downtown Charleston, South Carolina possess a rare charm seldom seen in most of the country. The downtown Charleston real estate market consists primarily of 9 boroughs, and a few of them are oceanfront with condos, flats, and single family houses to choose from. Property listed for sale below in downtown Charleston is from HIGHEST to LOWEST.