
Harrington Park
- County:
- Bergen County
- County Seat:
- No
- Area (mi²):
- 1.846
- State:
- New Jersey
Harrington Park is a borough located in Bergen County, New Jersey. Harrington Park has a 2025 population of 5,164. Harrington Park is currently growing at a rate of 1.71% annually and its population has increased by 9.2% since the most recent census, which recorded a population of 4,729 in 2020.
The average household income in Harrington Park is $236,792 with a poverty rate of 5.75%. The median age in Harrington Park is 46.7 years: 46.4 years for males, and 47.3 years for females.