Rains is an unincorporated community in Marion County, South Carolina, United States.

[3] Located along US 501, 7.5 miles (12.1 km) southeast of Marion.

Along the CSX Seaboard Air Line, the area is a predominantly farming community and quarry station.

[4] Rains was first listed as a census designated place in the 2020 U.S.

This South Carolina-related article is a stub.