Snakes in Oklahoma

Oklahoma has around fifty snake species, with seven being venomous. The timber rattlesnake is the state’s deadliest found in the southeastern and central part, inhabiting rocky areas, streams, and woodlands. Of the non-venomous snake, the garter, king, and rat snake species are the commonest found along meadows, woodlands, farmlands, and prairies.

Snakes in Oklahoma (OK)
GroupVenomousNon-venomous
RattlesnakesTimber Rattlesnake Prairie Rattlesnake Pygmy Rattlesnake Western Diamondback Rattlesnake Western Massasauga Rattlesnake–
Pit VipersEastern Copperhead–
Garter Snakes Blackneck Garter Snake
Western Terrestrial Garter Snake Checkered Garter Snake
Plains Black-headed Snake Plains Garter Snake
Common Garter Snake
Western Ribbon Snake
Water Snakes – Banded Water Snake
Plain-bellied Water Snake Banded Water Snake Diamondback Watersnake Common Water Snake
Hognose Snakes–Western Hognose Snake
Eastern Hognose Snake
Kingsnakes–Prairie Kingsnake
Eastern Kingsnake
Milk Snake
Whip Snakes–Coachwhip Snake
Arizona–Glossy Snake
Carphophis–Eastern Worm Snake
Cemophora–Scarlet Snake
Coluber–Eastern Racer

Pantherophis		–Black Rat Snake
Corn Snake
Farancia–Mud Snake

Hypsiglena		–Night Snake
Diadophis–Ring-necked Snake
Opheodrys–Rough Green Snake
Virginia–Smooth Earth Snake
Rough Earth Snake
Tropidoclonion–Lined Snake
Storeria–DeKay’s Brown Snake
Texas Brown Snake
Redbelly Snake
Sonora–Western Ground Snake
Rena–Texas Blind Snake
Rhinocheilus–Long-nosed Snake
Tantilla–Flat-headed Snake
Regina–Graham’s Crayfish Snake

Liodytes		–Crayfish Snake
Pituophis–Bullsnake

Snakes by Colors and Patterns

Black Snakes: Black Rat Snake, Plains Black-headed Snake, Blackneck Garter Snake

Brown Snakes: DeKay’s Brown Snake, Texas Brown Snake, Common Garter Snake

Green Snakes: Rough Green Snake

Snakes by Regions

Snakes in Northern Oklahoma: Texas Blind Snake

Snakes in Southern Oklahoma: Timber Rattlesnake,

Snakes in Western Oklahoma: Western Diamondback Rattlesnake,Prairie Rattlesnake, Checkered Garter Snake

Snakes in Central Oklahoma: Graham’s Crayfish, Eastern Worm Snake, Milksnake , Glossy Snake