Cliffside Park's
Daily Encourager

Cliffside Park 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 25,693, an increase of 2,099 (+8.9%) from the 2010 census count of 23,594, which in turn reflected an increase of 587 (+2.6%) from the 23,007 counted in the 2000 census.