South Dakota
Snakes in Yankton County
8 species have been documented here, and none are venomous.
Every snake recorded in Yankton County
Plains Garter Snake
Thamnophis radix
Harmless
Western Foxsnake
Pantherophis ramspotti
Harmless
Common Garter Snake
Thamnophis sirtalis
Harmless
Red-bellied Snake
Storeria occipitomaculata
Harmless
Eastern Foxsnake
Pantherophis vulpinus
Harmless
North American Racer
Coluber constrictor
Harmless
Gopher Snake
Pituophis catenifer
Harmless
Eastern Milksnake
Lampropeltis triangulum
Harmless
Compiled from verified GBIF & iNaturalist observations. Informational only.
Snakes in Yankton County: FAQ
- Are there venomous snakes in Yankton County, South Dakota?
- No venomous snakes have verified records in Yankton County, South Dakota. Every snake recorded here is harmless to humans, though any snake may bite defensively if handled.
- How many snake species live in Yankton County, South Dakota?
- 8 snake species have verified records in Yankton County, South Dakota.
- What is the most commonly seen snake in Yankton County, South Dakota?
- The Plains Garter Snake is the most frequently reported snake in Yankton County, South Dakota, based on verified wildlife observations.