South Dakota
Snakes in Grant County
5 species have been documented here, and none are venomous.
Every snake recorded in Grant County
Common Garter Snake
Thamnophis sirtalis
Harmless
Red-bellied Snake
Storeria occipitomaculata
Harmless
DeKay's Brownsnake
Storeria dekayi
Harmless
Plains Garter Snake
Thamnophis radix
Harmless
Smooth Greensnake
Opheodrys vernalis
Harmless
Compiled from verified GBIF & iNaturalist observations. Informational only.