Counties in New Jersey
NJ · 21 counties
Find Your New Jersey County
New Jersey County Map
All 21 counties in New Jersey. Hover to identify.
All 21 Counties
Atlantic County
Bergen County
Burlington County
Camden County
Cape May County
Cumberland County
Essex County
Gloucester County
Hudson County
Hunterdon County
Mercer County
Middlesex County
Monmouth County
Morris County
Ocean County
Passaic County
Salem County
Somerset County
Sussex County
Union County
Warren County
About New Jersey Counties
New Jersey is divided into 21 counties. Each county has its own government, court system, and administrative offices. Use the ZIP code lookup above to find which county any address in New Jersey belongs to.
Frequently Asked Questions
How many counties does New Jersey have?
New Jersey has 21 counties.
How do I find my county in New Jersey?
Enter your ZIP code in the search box above to instantly find which New Jersey county you're in.
What is the largest county in New Jersey?
Use our county lookup tool to explore all 21 counties in New Jersey and find detailed information about each one.