Rains is an unincorporated community in Marion County, South Carolina, United States. Located along US 501, southeast of Marion. Along the CSX Seaboard Air Line, the area is a predominantly farming community and quarry station.

The 2020 census listed a population of 242.

Demographics

Rains was first listed as a census designated place in the 2020 U.S. Census.

+Rains CDP, South Carolina – Racial and ethnic compositionRace / Ethnicity (NH = Non-Hispanic)Pop 2020% 2020White alone (NH)6024.79%Black or African American alone (NH)17572.31%Native American or Alaska Native alone (NH)00.00%Asian alone (NH)00.00%Native Hawaiian or Pacific Islander alone (NH)00.00%Other race alone (NH)00.00%Mixed race or Multiracial (NH)62.48%Hispanic or Latino (any race)10.41%Total242100.00%

References