This is a list of snakes found in the U.S. state

U.S. state

A U.S. state is any one of the 50 federated states of the United States of America that share sovereignty with the federal government. Because of this shared sovereignty, an American is a citizen both of the federal entity and of his or her state of domicile. Four states use the official title of...

 of Oklahoma

Oklahoma

Oklahoma is a state located in the South Central region of the United States of America. With an estimated 3,751,351 residents as of the 2010 census and a land area of 68,667 square miles , Oklahoma is the 28th most populous and 20th-largest state...

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Harmless snakes

Arizona elegans—glossy snake

Carphophis amaenus

Eastern Worm Snake

The Eastern worm snake is a nonvenomous colubrid found in the Eastern United States.Carphophis amoenus amoenus or the Eastern worm snake can be found east of the Mississippi, from Southwest Massachusetts down to Southern Alabama across to Louisiana and then up to Illinois...

—worm snake

Cemophora coccinea—scarlet snake

Coluber constoctor

Coluber constrictor

Coluber constrictor is a species of nonvenomous, colubrid snakes commonly referred to as the eastern racers. They are primarily found throughout the United States, east of the Rocky Mountains, but they range north into Canada, and south into Mexico, Guatemala and Belize...

—racer

Diadophis punctatus

Diadophis punctatus

The ringneck snake or ring-necked snake is a colubrid snake species. It is found throughout much of the United States, central Mexico, and south eastern Canada. Ring-necked snakes are secretive, nocturnal snakes that are rarely seen during the day time...

—ring-neck snake

Elaphe guttata—great plains rat snake

E. obsoleta

Black Rat Snake

The Western ratsnake — also called black rat snake, pilot black snake, or simply black snake — is a nonvenomous colubrid species found in North America. No subspecies are currently recognized....

—black rat snake

Farancia abacura

Farancia abacura

The mud snake is a species of nonvenomous, semiaquatic, colubrid snake that is found in the southeastern United States.- Description :...

—mud snake

Heterodon nasicus

Heterodon nasicus

Heterodon nasicus is a harmless colubrid species found in North America and northern Mexico. Three subspecies are currently recognized, including the typical form described here.-Description:...

—western hognose snake

H. platyrhinos

Eastern Hognose Snake

The Eastern Hognose Snake is a harmless colubrid species found in North America. No subspecies are currently recognized.-Geographic range:...

—eastern hognose snake

Hypsiglena torquata

Hypsiglena torquata

Hypsiglena torquata is a species of rear-fanged, colubrid snake known as the night snake. They are found through the south and western United States, as well as Mexico...

—Texas night snake

Lampropeltis calligaster

Lampropeltis calligaster

Lampropeltis calligaster is a species of kingsnake known commonly as the prairie kingsnake.-Geographic range:It is found throughout the midwestern and southeastern United States, from Nebraska to Virginia, Florida to Texas.- Description :...

—prairie kingsnake

L. getulus

Kingsnake

Kingsnakes are a type of colubrid snake that are members of the Lampropeltis genus, which also includes the milk snake along with another four species and 45 sub-species....

—speckled and desert kingsnakes

L. triangulum

Milk Snake

The milk snake or milksnake is a species of king snake. There are 25 subspecies among the milk snakes, including the commonly named scarlet kingsnake...

—milk snake

Leptotyphlops dulcis—blind snake

Masticophis flagellum

Masticophis flagellum

Masticophis flagellum is a species of nonvenomous colubrid snakes commonly referred to as coachwhips or whip snakes, with seven recognized subspecies.- Geographical range :...

—coachwhip snake

Nerodia erythrogaster

Nerodia erythrogaster

The plain-bellied water snake or plainbelly water snake is a common species of mostly aquatic, nonvenomous, colubrid snake found in the United States.- Range and habitat:...

—yellow-bellied and blotched water snake

N. fasciata—broad-banded water snake

N. rhombifera—diamond-back water snake

N. sipedon—northern

Northern Water Snake

The Northern water snake is a large, nonvenomous, well-known snake in the Colubridae family that is native to North America.-Behavior:...

 and midland water snake

Opheodrys aestivus

Opheodrys aestivus

The rough green snake is a nonvenomous North American colubrid. It is sometimes called grass snake or green grass snake, but these names are more commonly applied to the smooth green snake . The European colubrid called grass snake is unrelated...

—keeled green snake

Pituophis melanoleucus

Pituophis melanoleucus

Pituophis melanoleucus is a harmless colubrid species found in the United States. Three subspecies are currently recognized, including the nominate subspecies described here.-Description:...

—bullsnake

Regina grahami—Graham’s water snake

P. rigida—glossy water snake

Rhinocheilus lecontei

Rhinocheilus lecontei

The long-nosed snake is a species of nonvenomous colubrid snake. It is the only species in the genus Rhinocheilus, but has four recognized subspecies, though more modern research has cast some doubt on that classification...

—long-nosed snake

Sonora semiannulata

Sonora semiannulata

The common ground snake is a species of small, harmless colubrid snake. It is sometimes referred to as the Western ground snake or variable ground snake as its patterning and coloration can vary widely, even within the same geographic region.-Geographic range:It is native to the southwestern...

—great plains ground snake

Storeria dekayi

Storeria dekayi

Storeria dekayi, commonly known as the brown snake or De Kay's snake, is a small species of colubrid snake.-Geographic range:...

—brown snake

S. occipitomaculata

Storeria occipitomaculata

The redbelly snake is a species of snake found in North America. The following subspecies are known:*Florida redbelly snake - Storeria occipitomaculata obscura Trapido, 1944...

—red bellied snake

Tantilla gracilis—flat-headed snake

T. nigriceps—black-headed snake

Thamnophis cyrtopsis—black-necked garter snake

T. elegans—wandering garter snake

T. marcianus

Thamnophis marcianus

The Checkered Garter Snake is a species of garter snake native to the southern United States. The epithet marcianus is in honor of American Brigadier General Randolph B. Marcy, who led surveying expeditions to the frontier areas in the mid 19th century...

—checkered garter snake

T. proximus

Thamnophis proximus

The Western Ribbon Snake is a species of garter snake. There are several subspecies.- Taxonomy :*Western Ribbon Snake, Thamnophis proximus**Chiapas Highland Ribbon Snake, Thamnophis proximus alpinus...

—western ribbon snake

T. radix—plains garter snake

T. sirtalis—red-sided and Texas garter snakes

Tropidoclonion lineatum—lined snake

Virginia striatula

Virginia striatula

The rough earth snake is a species of nonvenomous natricine colubrid snake native to the southeastern United States. It was first described by Carolus Linnaeus in 1766, as Coluber striatulus.-Geographic range:...

—rough earth snake

V. valeriae

Virginia valeriae

The smooth earth snake is a species of nonvenomous natricine colubrid snake native to the eastern half of the United States...

—smooth earth snake

Venomous snakes

Agkistrodon contortrix

Agkistrodon contortrix

Agkistrodon contortrix is a species of venomous snake found in North America, a member of the Crotalinae subfamily. The more common name for the species is "copperhead". The behavior of Agkistrodon contortrix may lead to accidental encounters with humans...

—copperhead

A. piscivorous—cottonmouth or water moccasin

Crotalus atrox

Crotalus atrox

Crotalus atrox, the "western diamondback rattlesnake", is a venomous rattlesnake species found in the United States and Mexico. It is likely responsible for the majority of snakebite fatalities in northern Mexico and the second greatest number in the USA after C. adamanteus. No subspecies are...

—western diamond-back rattlesnake

C. horridus

Crotalus horridus

Crotalus horridus, the timber rattlesnake, is a species of venomous pitviper found in the eastern United States. This is the only rattlesnake species in most of the populous northeastern United States. No subspecies are currently recognized....

—timber rattlesnake

C. viridis

Crotalus viridis

Crotalus viridis is a venomous pitviper species native to the western United States, southwestern Canada, and northern Mexico. Currently, nine subspecies are recognized, including the nominate subspecies described here.-Description:...

—prairie rattlesnake

Sistrurus catenatus

Sistrurus catenatus

Sistrurus catenatus is a venomous pitviper species found primarily in the United States. Three subspecies are currently recognized, including the nominate subspecies described here.-Description:...

—western massasauga rattlesnake

S. miliarius

Sistrurus miliarius

Sistrurus miliarius is a venomous pitviper species found in the southeastern United States. Three subspecies are currently recognized, including the nominate subspecies described here.-Description:...

—western pigmy rattlesnake