There are 8 US Post Offices in Laurens County serving a total of 60,025 residents equating to 7,503 residents per post office. It's estimated that approximately 95,807 packages are handled across the 8 county post offices annually. Laurens County is a county located in the U.S. state of South Carolina. As of the 2010 census, its population was 66,537. Its county seat is Laurens. Laurens County is included in the Greenville-Anderson-Mauldin, SC Metropolitan Statistical Area."