About Warren County...General Information
 

The County of Warren occupies an area of 364.55 square miles, is 32 miles long and has an average width of 13 miles. It ranks ninth in area and 19 th in population among New Jersey’s 21 counties. Within the county is some of the most rugged and scenic terrain found in the state. The landscape is characterized by a series of ridges and valleys in a northeasterly / southwesterly direction. Elevations range from 125 feet to 1,600 feet above sea level. Mountain ranges and ridges that divide the county’s fertile river valleys include Kittatinny Mountain, Jenny Jump Mountain, Scott’s Mountain and Pohatcong Mountain. Streams and rivers, all emptying into the Delaware River, include the Musconetcong, Paulinskill and Pequest rivers; Dunnfield, Lopatcong and Pohatcong creeks; and Van Campens Brook. Fertile valleys have enabled the county to become an important agricultural district in the Garden State.

  THE WAYNE DUMONT, JR. ADMINISTRATION BUILDING
THE WAYNE DUMONT, JR. ADMINISTRATION BUILDING in White Township contains the office and meeting room of the Warren County Board of Chosen Freeholders, as well as other county departments. Opened in 1986, the building is named for State Senator Dumont (1914-1992) of Phillipsburg, who represented Warren County for 37 years.