where is paterson nj
View of Paterson circa 1880. Paterson is the largest city in and the county seat of Passaic County, New Jersey, United States. As of the 2010 United States Census, its population was 146,199, rendering it New Jersey's third-most-populous city. Paterson has the second-highest density of any U.S. city with over 100,000 people, behind only New York City.