There are 6 US Post Offices in Walton County serving a total of 36,426 residents equating to 6,071 residents per post office. It's estimated that approximately 58,140 packages are handled across the 6 county post offices annually. Walton County is a county located in the state of Florida. As of the 2010 census, the population was 55,043. Its county seat is DeFuniak Springs. The county is home to the highest natural point in Florida: Britton Hill, at 345 feet (105 m). Walton County is included in the Crestview-Fort Walton Beach-Destin, FL Metropolitan Statistical Area."