There are 8 US Post Offices in Lauderdale County serving a total of 95,316 residents equating to 11,915 residents per post office. It's estimated that approximately 152,135 packages are handled across the 8 county post offices annually. Lauderdale County is a county located in the northwestern corner of the U.S. state of Alabama. As of the 2010 census the population was 92,709. Its county seat is Florence. Its name is in honor of Colonel James Lauderdale, of Tennessee. Lauderdale is part of the Florence-Muscle Shoals, AL Metropolitan Statistical Area, also known as \"The Shoals\"."