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is a borough in Bergen County, New Jersey, United States. As of the United States 2000 Census, the borough population was 6,699.
Allendale was formed on November 8, 1894 from portions of Franklin Township, Hohokus Township and Orvil Township at the height of the
According to the United States Census Bureau, the borough has a total area of 3.2 square miles (8.2 km