Sussex County, New Jersey
Sussex County is a county in New Jersey. Its county FIPS code is 34037. Use the boundary map and neighboring areas below to check the jurisdiction you need.
- Official code
- 34037
- Representative coordinates
- 41.137461, -74.691914
- County type
- County
- County seat or government
- Newton
- Resident population, July 2025
- 148,063
- Land area
- 1,342.89 km²
- Water area
- 43.871 km²
- State
- New Jersey
The representative point identifies this area. It is not a street address or a boundary survey.
Time zones in Sussex County
| Time zone | Local time and UTC offset | Next clock change |
|---|---|---|
| America/New_York | UTC-05:00 in January; UTC-04:00 in July. Enable JavaScript for the live clock. | Enable JavaScript for upcoming changes. |
Listed zones overlap the mapped area. A point lookup can distinguish sides of a boundary. Your device’s zone may differ.
Census ZIP areas
07416 · 07418 · 07419 · 07421 · 07422 · 07439 · 07460 · 07461 · 07462 · 07821 · 07822 · 07825 · 07826 · 07827 · 07843 · 07848 · 07849 · 07851 · 07860 · 07871 · 07874 · 07881
These statistical areas overlap the boundary. They are not delivery assignments; confirm mailing details with USPS ZIP Code Lookup.
Official county information
Use the US government local-office directory ↗ to find the office responsible for your address. A county website has not been confidently matched here. A geographic lookup cannot determine eligibility, tax liability or a court obligation.
Cities, towns and communities
These areas overlap the mapped boundary; an overlap does not mean that every address belongs to both.
- Andover borough, NJ
- Branchville borough, NJ
- Byram Center CDP, NJ
- Crandon Lakes CDP, NJ
- Franklin borough, NJ
- Hamburg borough, NJ
- Highland Lakes CDP, NJ
- Hopatcong borough, NJ
- Lake Mohawk CDP, NJ
- Layton CDP, NJ
- Newton town, NJ
- Ogdensburg borough, NJ
- Ross Corner CDP, NJ
- Stanhope borough, NJ
- Sussex borough, NJ
- Upper Greenwood Lake CDP, NJ
- Vernon Center CDP, NJ
- Vernon Valley CDP, NJ
Areas sharing the mapped boundary
These areas touch this mapped boundary.
Before using this answer on a form
Use a precise point for address-level questions. A device accuracy circle can cross a boundary; confirm tax, voting or jury details with the responsible office.
Find the county at your current point, check its ZIP area, or find its physical time zone.