| Caption: | Standard route signs in New Jersey |
| Interstate: | Interstate X (I-X) |
| Us: | U.S. Route X (US X) |
| Statehwy: | Route X |
| Links: | NJ |
| Map Custom: | yes |
| Map Notes: | Interstate Highways highlighted in red |
There are ten Interstate Highways in New Jersey, including four primary routes and six auxiliary routes. The longest of these is Interstate 95 (I-95), which runs for 89.22miles from Florence Township to Fort Lee. The shortest Interstate in New Jersey is I-278, which runs for 2miles from Linden to Elizabeth before crossing into Staten Island, New York.