There are 19 US Post Offices in Perry County serving a total of 27,279 residents equating to 1,436 residents per post office. It's estimated that approximately 43,540 packages are handled across the 19 county post offices annually. Perry County is a county located in the U.S. state of Kentucky. As of the 2010 census, the population was 28,712. Its county seat is Hazard. The county was founded in 1820. Both the county and county seat are named for Commodore Oliver Hazard Perry, a naval hero in the War of 1812."