Snakes in New Jersey
New Jersey has two venomous snakes- the timber rattlesnake, and northern copperhead, scattered in the northern and southern part of the state. Both these venomous snakes have decreased in numbers, classified as snakes of special concern here. The black rat snake is New Jersey’s biggest, measuring between 42 and 84 inches. Eastern worm snake is the state’s smallest, at 7-14 inches.
| Group | Venomous | Non-venomous |
| Pit Vipers | Northern Copperhead | – |
| Rattlesnakes | Timber Rattlesnake | – |
| Water Snakes | – | Common Water Snake |
| Garter Snakes | Eastern Garter Snake Eastern Ribbon Snake | |
| Kingsnakes | – | Eastern Kingsnake Milk Snake Eastern Milksnake |
| Hognose Snakes | – | Eastern Hognose Snake |
| Diadophis | – | Northern Ringneck Snake Southern Ringneck Snake |
| Cemophora | – | Northern Scarlet Snake |
| Coluber | – | Northern Black Racer |
| Opheodrys | Rough Green Snake Smooth Green Snake | |
| Storeria | – | DeKay’s Brownsnake Northern Redbelly Snake |
| Pituophis | – | Northern Pine Snake |
| Carphophis | – | Eastern Worm Snake |
| Pantherophis | – | Black Rat Snake Corn Snake |
| Virginia | – | Eastern Smooth Earthsnake |
| Regina | – | Queen Snake |
Snakes by Colors and Patterns
Black Snakes: Northern Black Racer, Black Rat Snake, Northern Redbelly Snake
Brown Snakes: DeKay’s Brownsnake, Eastern Garter Snake
Snakes by Regions
Snakes in Northern New Jersey: Timber Rattlesnake, Northern Copperhead, Smooth Green Snake
Snakes in Southern New Jersey: Timber Rattlesnake, Eastern Garter Snake, Rough Green Snake
Quick Information
Biggest Snake: Black Rat Snake
Smallest Snake: Eastern Worm Snake
