Kansas
Snakes in Seward County
15 species have been documented here, 1 of them venomous.
Venomous snakes in Seward County
Full guide & what to do if bitten →
Prairie RattlesnakeCrotalus viridisVenomousHeavy body, broad triangular head, vertical (cat-like) pupils, and a segmented keratin rattle at the tail tip.
Every snake recorded in Seward County

Gopher Snake
Pituophis catenifer
Harmless

Plain-bellied Watersnake
Nerodia erythrogaster
Harmless

Eastern Hognose Snake
Heterodon platirhinos
Harmless

Prairie Rattlesnake
Crotalus viridis
Venomous

Common Garter Snake
Thamnophis sirtalis
Harmless

North American Racer
Coluber constrictor
Harmless

Common Coachwhip
Masticophis flagellum
Harmless

Plains Garter Snake
Thamnophis radix
Harmless

Long-nosed Snake
Rhinocheilus lecontei
Harmless

Western Ribbon Snake
Thamnophis proximus
Harmless

Plains Hognose Snake
Heterodon nasicus
Harmless

Ring-necked Snake
Diadophis punctatus
Harmless

Prairie Kingsnake
Lampropeltis calligaster
Harmless

Glossy Snake
Arizona elegans
Harmless

Western Milksnake
Lampropeltis gentilis
Harmless
Compiled from verified GBIF & iNaturalist observations. Informational only.
Snakes in Seward County: FAQ
- Are there venomous snakes in Seward County, Kansas?
- Yes. 1 venomous snake species has verified records in Seward County, Kansas, including Prairie Rattlesnake. Most snakes in Seward County, Kansas, however, are harmless.
- How many snake species live in Seward County, Kansas?
- 10+ snake species have verified records in Seward County, Kansas, of which 1 is venomous.
- What is the most commonly seen snake in Seward County, Kansas?
- The Gopher Snake is the most frequently reported snake in Seward County, Kansas, based on verified wildlife observations.
- What should I do if I see a venomous snake in Seward County, Kansas?
- 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.