There are 9 US Post Offices in Leon County serving a total of 19,872 residents equating to 2,208 residents per post office. It's estimated that approximately 31,718 packages are handled across the 9 county post offices annually. Leon County is a county located in the U.S. state of Texas. As of the 2010 census, its population was 16,801. Its county seat is Centerville."