Passaic County Flag

Passaic County

State:
New Jersey
County Seat:
Paterson

Passaic County's estimated 2026 population is 532,131 with a growth rate of 0.1% in the past year according to the most recent United States census data. Passaic County is the 9th largest county in New Jersey. The 2010 population was 502,010 and has seen a growth of 6% since that time.

532,131
Total Population
2,861
Population Density (mi²)
9
Population Rank (State)
507 0.1%
Annual Population Growth

Passaic County Population

Demographics

Economics and Income Statistics