Broome County is a county located in the U.S. state of New York. As of the 2000 census, the population was 200,536. It was named in honor of John Broome, who was lieutenant governor in 1806 when Broome County was established. Its county seat is Binghamton, which is also its major city. The current county executive is Barbara J. Fiala. It is one of only four counties in New York state to currently have a woman county executive. Broome County is also home to Binghamton University, one of four university centers in the SUNY system.