Snakes in Washington

Of all the snakes living in Washington, just one, the prairie or western rattlesnake, is venomous. They primarily occupy the eastern part, especially in the shrub-steppes area, near rocks exposed to the sun. Of the non-venomous snakes, the state has a standard population of garter snakes. The common garter and the western terrestrial garter along with its subspecies mostly occupy the western parts of Washington. The gopher snake, growing to a length of 6 feet, is the largest snake here.

Groups	Venomous	Non-venomous
Rattlesnakes	Prairie Rattlesnake	–
Water Snakes	–	Common Watersnake
Kingsnakes	–	Common Kingsnake California Mountain Kingsnake Eastern Black Kingsnake Eastern Milksnake
Garter Snakes	–	Eastern Ribbon SnakeC ommon Garter Snake Valley Garter Sake Eastern Garter Snake Puget Sound Gartersnake Northwestern Garter Snake Western Terrestrial Garter Snake Wandering Garter Snake
Hognose Snakes	–	Eastern Hog-nosed Snake
Whip Snakes	–	Striped Whip Snake
Diadophis	–	Ring-necked Snak Northern Ring-necked Snake
Coluber	–	Northern Black Racer Eastern Racer Eastern Yellowbelly Racer
Virginia	–	Mountain Earthsnake Eastern Smooth Earthsnake
Charina	–	Rubber Boa
Carphophis	–	Eastern Worm Snake
Contia	–	Sharp-tailed Snake
Opheodrys	–	Northern Rough Greensnake Smooth Greensnake
Pantherophis	–	Corn Snake Black Rat Snake
Pseudonaja	–	Northern Brown Snake
Pituophis	–	Northern Pine Snake Gopher Snake Great Basin Gopher Snake Pacific Gopher Snake
Hypsiglena	–	Night Snake
Storeria	–	Northern Redbelly Snake
Regina	–	Queen Snake