There are 9 US Post Offices in Fulton County serving a total of 58,735 residents equating to 6,526 residents per post office. It's estimated that approximately 93,748 packages are handled across the 9 county post offices annually. Fulton County is a county located in the U.S. state of New York. As of the 2010 census, the population was 55,531. Its county seat is Johnstown. The county is named in honor of Robert Fulton, who is widely credited with developing the first commercially successful steamboat. Fulton County comprises the Gloversville, NY Micropolitan Statistical Area, which is included in the Albany-Schenectady, NY Combined Statistical Area."