
Bardonia
- County:
- Rockland County
- County Seat:
- No
- Area (mi²):
- 2.562
- State:
- New York
Bardonia is a CDP located in Rockland County, New York. Bardonia has a 2025 population of 3,352. Bardonia is currently declining at a rate of -1.47% annually and its population has decreased by -6.24% since the most recent census, which recorded a population of 3,575 in 2020.
The average household income in Bardonia is $141,423 with a poverty rate of 7.31%. The median age in Bardonia is 49.7 years: 43.2 years for males, and 55.3 years for females.