About Passaic County
Passaic County is a mid-sized city located in United States, in the New Jersey region. According to the latest available data (2026), the population of Passaic County is approximately 524,118 residents, making it the #139 most populous city in United States.
Globally, Passaic County ranks #3,577 among the world's most populated cities.
Passaic County City Statistics
| City | Passaic County |
| Country |  United States |
| Population | 524,118 |
| Global Rank | #3,577 |
| Rank in United States | #139 of 867 cities |
| City Category | mid-sized city |
| Region | New Jersey |
| Latitude | 41.03 |
| Longitude | -74.3 |
| Data Year | 2026 |
Population Comparison
To put Passaic County's population of 524,118 into perspective:
- Passaic County has over 524,000 residents.
Where is Passaic County Located?
Passaic County is located in United States, in the New Jersey region, at coordinates 41.03° latitude and -74.3° longitude. Located in the mid-latitudes, Passaic County experiences distinct four-season weather patterns.
Nearby Cities
Other Cities in United States
Largest Cities in United States
| # | City | Population |
|---|---|---|
| 1 | Harris County | 4,731,145 |
| 2 | Los Angeles | 3,898,747 |
| 3 | San Diego County | 3,298,634 |
| 4 | Brooklyn | 2,736,074 |
| 5 | Miami-Dade County | 2,701,767 |
Frequently Asked Questions
What is the population of Passaic County?
The population of Passaic County is approximately 524,118 residents according to the latest available data (2026).
Where is Passaic County located?
Passaic County is located in United States at approximately 41.03° latitude and -74.3° longitude.
Is Passaic County one of the largest cities in United States?
With a population of 524,118, Passaic County is one of the notable urban areas in United States. It ranks #139 out of 867 cities in the country.
