Morris County is a county located in the U.S. state of New Jersey, about 25 mi (40 km) west of New York City. According to the 2010 United States Census, the population was 492,276, up from the 470,212 at the 2000 Census, retaining its status as the tenth-most populous county in the state. It is part of the New York Metropolitan Area. Its county seat is Morristown.
Morris County was the eighth-wealthiest county in the United States by median household income, and ranked tenth by per capita income. The Bureau of Economic Analysis ranked the county as having the 16th-highest per capita income of all 3,113 counties in the United States (and the second highest in New Jersey) as of 2009. The county ranked third in the New York Metropolitan area in terms of median income.