Hudson County, New Jersey Hudson County, New Jersey Hudson County, a county in the U.S. state of New Jersey, lies west of the lower Hudson River, which was named for Henry Hudson, the sea captain who explored the area in 1609. Part of New Jersey's Gateway Region in the New York metropolitan area, Jersey City is its largest city and county seat. As of the 2017 Census estimate, Hudson County was the fastest-growing county in New Jersey compared to 2010; the county's population was 691,643, making it the state's 4th-most populous county, an increase of 9.0% from the 2010 United States Census, when its
New York – New Jersey Line War New Jersey's border claim, described what he had heard of this meeting. I Do hereby Certify that some Time in or about as I Believe the year 1685, or 1686, Col. Thomas Dongan then Governor of New York and others met with Gawen Lawry, then Governor of New Jersey with some of the Gentlemen of the Council of New Jersey and others at a Place nigh which stood afterwards the house of Col. William Merrett on the West Side of Husdsons River where an observation was then made of the latitude and mark'd with a Pen Knife on a Beech-Tree