About Sussex County
Sussex County is a city located in United States, in the New Jersey region. According to the latest available data (2026), the population of Sussex County is approximately 144,221 residents, making it the #570 most populous city in United States.
Globally, Sussex County ranks #11,652 among the world's most populated cities.
Sussex County City Statistics
| City | Sussex County |
| Country |  United States |
| Population | 144,221 |
| Global Rank | #11,652 |
| Rank in United States | #570 of 867 cities |
| City Category | city |
| Region | New Jersey |
| Latitude | 41.14 |
| Longitude | -74.69 |
| Data Year | 2026 |
Where is Sussex County Located?
Sussex County is located in United States, in the New Jersey region, at coordinates 41.14° latitude and -74.69° longitude. Located in the mid-latitudes, Sussex 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 Sussex County?
The population of Sussex County is approximately 144,221 residents according to the latest available data (2026).
Where is Sussex County located?
Sussex County is located in United States at approximately 41.14° latitude and -74.69° longitude.
Is Sussex County one of the largest cities in United States?
With a population of 144,221, Sussex County is one of the notable urban areas in United States. It ranks #570 out of 867 cities in the country.
