Berea (also Seven-Day Mill or Seventh Day Settlement) is an unincorporated community in southeastern Ritchie County, West Virginia, United States. It lies along West Virginia Route 74 southeast of the town of Harrisville, the county seat of Ritchie County. Its elevation is 751 feet (229 m). Although it is unincorporated, it has a post office, with the ZIP code of 26327.