Hackettstown, New Jersey
Hackettstown is a town in Warren County, New Jersey, with an estimated population of 10,125 in 2023. It sits at 40.8537, -74.8249 in the America/New_York time zone.
| Field | Value |
|---|---|
| Place name | Hackettstown |
| Type | town |
| State | New Jersey (NJ) |
| County | Warren County |
| Population (2023 est.) | 10,125 |
| Land area | 3.61 sq mi (9.36 km²) |
| Coordinates | 40.8537, -74.8249 |
| Time zone | America/New_York |
| ZIP codes | 07840 |
ZIP codes and area codes for Hackettstown
Hackettstown covers 1 ZIP code: 07840. Browse all ZIP codes in New Jersey for the full list.
Where is Hackettstown?
Hackettstown is located in New Jersey, in Warren County. The coordinates above can be pasted directly into any map service. The nearest indexed places are listed below, which is a useful check when two states share a place name.
Nearby places
Netcong 12 km · NJStanhope 12 km · NJChester 13 km · NJCalifon 15 km · NJAndover 16 km · NJWashington 17 km · NJMount Arlington 17 km · NJHopatcong 17 km · NJ
Other places in Warren County
Frequently asked questions
What county is Hackettstown, NJ in?
Hackettstown is in Warren County, New Jersey.
What is the population of Hackettstown, NJ?
The 2023 Census Bureau estimate is 10,125.
What time zone is Hackettstown in?
Hackettstown is in the America/New_York time zone.