Oklahoma
Snakes in Major County
15 species have been documented here, 2 of them venomous.
Venomous snakes in Major County
Full guide & what to do if bitten →
Western Diamond-backed RattlesnakeCrotalus atroxVenomousHeavy body, broad triangular head, vertical (cat-like) pupils, and a segmented keratin rattle at the tail tip.
Western MassasaugaSistrurus tergeminusVenomousStout, dark-blotched body, nine large scales on the crown, and a small rattle.
Every snake recorded in Major County

Western Diamond-backed Rattlesnake
Crotalus atrox
Venomous

Gopher Snake
Pituophis catenifer
Harmless

Common Coachwhip
Masticophis flagellum
Harmless

Western Ratsnake
Pantherophis obsoletus
Harmless

Western Ribbon Snake
Thamnophis proximus
Harmless

Western Massasauga
Sistrurus tergeminus
Venomous

Plain-bellied Watersnake
Nerodia erythrogaster
Harmless

Common Garter Snake
Thamnophis sirtalis
Harmless

Glossy Snake
Arizona elegans
Harmless

DeKay's Brownsnake
Storeria dekayi
Harmless

North American Racer
Coluber constrictor
Harmless

Eastern Hognose Snake
Heterodon platirhinos
Harmless

Speckled Kingsnake
Lampropeltis holbrooki
Harmless

Plains Hognose Snake
Heterodon nasicus
Harmless

Ground Snake
Sonora semiannulata
Harmless
Compiled from verified GBIF & iNaturalist observations. Informational only.
Snakes in Major County: FAQ
- Are there venomous snakes in Major County, Oklahoma?
- Yes. 2 venomous snake species have verified records in Major County, Oklahoma, including Western Diamond-backed Rattlesnake, Western Massasauga. Most snakes in Major County, Oklahoma, however, are harmless.
- How many snake species live in Major County, Oklahoma?
- 10+ snake species have verified records in Major County, Oklahoma, of which 2 are venomous.
- What is the most commonly seen snake in Major County, Oklahoma?
- The Western Diamond-backed Rattlesnake is the most frequently reported snake in Major County, Oklahoma, based on verified wildlife observations.
- What should I do if I see a venomous snake in Major County, Oklahoma?
- Keep your distance and do not try to catch or kill it. Most bites happen when people handle or corner a snake. If someone is bitten, contact local emergency services or poison control immediately.