About Bergenfield
Bergenfield is a borough in Bergen County, New Jersey, United States. As of the 2010 United States Census, the borough population was 26,764. The population increased by 517 (+2.0%) from the 26,247 counted in the 2000 Census, which had in turn increased by 1,789 (+7.3%) from the 24,458 counted in the 1990 Census. Bergenfield was formed on the basis of a referendum held on June 25, 1894, from portions of Englewood Township and Palisades Township at the height of the "boroughitis" phenomenon then sweeping through Bergen County.
Source: Wikipedia.