There are 3 US Post Offices in Stewart County serving a total of 6,237 residents equating to 2,079 residents per post office. It's estimated that approximately 9,955 packages are handled across the 3 county post offices annually. Stewart County is a county located in the west central portion of the U.S. state of Georgia. As of the 2010 census, the population was 6,058. The county seat is Lumpkin. The county was created on December 23, 1830."