There are 2 US Post Offices in Lumpkin County serving a total of 29,759 residents equating to 14,880 residents per post office. It's estimated that approximately 47,499 packages are handled across the 2 county post offices annually. Lumpkin County is a county located in the north central portion of the U.S. state of Georgia. As of the 2010 census, the population was 29,966. Its county seat is Dahlonega."