Are there any poisonous snakes in Oregon?
There are 15 native snake species in Oregon. Of these, only the Western Rattlesnake has poisonous venom that is dangerous to humans. Takedown request View complete answer on dfw.state.or.us What 3 states have no venomous snakes? The United States has about 30 species of venomous snakes, which include 23 species of rattlesnakes, three species of coral snakes, two species of cottonmouth, and two species of copperhead. At least one species of venomous snake is found in every state except Hawaii, Maine, Rhode Island, and Alaska.