There are 3 US Post Offices in Scotland County serving a total of 4,128 residents equating to 1,376 residents per post office. It's estimated that approximately 6,589 packages are handled across the 3 county post offices annually. Scotland County is located in the northeastern portion of the U.S. state of Missouri. As of the 2010 census, the population was 4,843, making it the fifth-least populous county in Missouri. Its county seat is Memphis. The county was organized January 29, 1841, and named for Scotland.