Johnstown is a city and the county seat of Fulton County in the U.S. state of New York. As of the 2010 Census, the city had population of 8,743. The city was named after its founder, Sir William Johnson.The city of Johnstown is mostly surrounded by the town of Johnstown, of which it was once a part when it was a village. Also adjacent to the city is the city of Gloversville. The two cities are together known as the "Glove Cities". They are known for their history of specialty manufacturing. Johnstown is located approximately 45 miles west of Albany, about one-third of the way between Albany and the Finger Lakes region to the west.