New Milford 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 16,923, an increase of 582 (+3.6%) from the 2010 census count of 16,341, which in turn reflected a decline of 59 (−0.4%) from the 16,400 counted in the 2000 census.

Bergenfield 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 28,321, an increase of 1,557 (+5.8%) from the 2010 census count of 26,764, which in turn reflected an increase of 517 (+2.0%) from the 26,247 counted in the 2000 census.