Passaic County Flag

Passaic County

State:
New Jersey
County Seat:

Passaic County's estimated 2025 population is 512,917 with a growth rate of -0.05% in the past year according to the most recent United States census data. Passaic County is the 10th largest county in New Jersey. The 2010 population was 502,010 and has seen a growth of 2.17% since that time.

512,917
Total Population
2,758
Population Density (mi²)
10
Population Rank (State)
-239 -0.05%
Annual Population Growth

Passaic County Population

Demographics

Economics and Income Statistics