Allendale was formed on November 8 , 1894 , from portions of Franklin Township , Hohokus Township and Orvil Township . The borough was formed during the `` Boroughitis '' phenomenon then sweeping through Bergen County , in which 26 boroughs were formed in the county in 1894 alone .
Allendale was formed on November 8 , 1894 from portions of Franklin Township , Hohokus Township and Orvil Township at the height of the `` Boroughitis '' phenomenon then sweeping through Bergen County .