Lydia (formerly Mount Elon) is an unincorporated community and census-designated place (CDP) in Darlington County, South Carolina, United States.

[3] It is the location of Lydia Plantation, which is listed on the U.S. National Register of Historic Places.

South Carolina Highway 34 leads east 14 miles (23 km) to Darlington, the county seat.

According to the U.S. Census Bureau, the Lydia CDP has an area of 2.6 square miles (6.8 km2), all land.

This South Carolina state location article is a stub.