Fairbanks House in Fernandina Beach, Florida
Historic Fairbanks House in Fernandina Beach
    Cities & Towns:
  • Callahan
  • Fernandina Beach
  • Hilliard

Nassau County is located in the northeastern corner of Florida with Georgia to the north and the Atlantic Ocean to the east. Nassau County was officially founded on December 29,1824 and now contains 652 square miles of land area and 74 square miles of water surface. The county seat is Fernandina Beach.