 After service in World War II, Hill's colleague Samuel W. Tucker moved to Emporia, married a schoolteacher and became the county's only African American attorney, as well as a leader in desegregating schools across Virginia.According to the U.S. Census Bureau, the county has a total area of , of which is land and (0.5%) is water.The Meherrin River forms the boundary between Greensville County and Southampton County.