The Northern Water Snake is the most common snake in New Jersey. The Corn Snake is an endangered species in New Jersey. The Eastern Milk Snake and Northern Scarlet Snake are also native to New Jersey. The Coastal Plain Milk Snake is found in Southern New Jersey. The Eastern Kingsnake is very common in the southern part of New Jersey.
Species found throughout the whole state are Northern brown, Northern redbelly, Eastern hognose, Eastern worm, Eastern garter, Northern ringneck, Eastern ribbon, Northern water, and Eastern milk snake - all non-venomous.