Hackettstown is a town in Warren County, in the U.S. state of New Jersey. It is perhaps best known as the home to the US headquarters of Mars, Inc. As of the 2020 United States census, the town's population was 10,248, an increase of 524 (+5.4%) from the 2010 census count of 9,724, which in turn reflected a decline of 679 (−6.5%) from the 10,403 counted in the 2000 census.
Mid-Atlantic
Hackettstown
Morris County, NJ
Population
10,111
Walk Score
84 · Very Walkable
Median rent
$1,362
Median home value
$313,600
[[Municipal corporation
1853
From Wikipedia. Released under CC BY-SA.
On the National Register
Historic districts
- Hackettstown Historic District
Notable landmarks
- Stephens Homestead · listed 2013
- Allen, Jacob C., House · listed 2005
- Centenary Collegiate Institute · listed 1997
New towns in your inbox.
An occasional dispatch when we add towns or publish a trip idea. No spam, ever.