Haworth is a borough in Bergen County, in the U.S. state of New Jersey. As of the 2020 United States census, the borough's population was 3,343, a decrease of 39 from the 2010 census count of 3,382, which in turn reflected a decline of 8 from the 3,390 counted in the 2000 census. Haworth was formed by an act of the New Jersey Legislature on February 24, 1904, from portions of both Dumont borough and Harrington Township. The borough was named for the historic village of Haworth, England.