Illinois
Snakes in Piatt County
7 species have been documented here, and none are venomous.
Every snake recorded in Piatt County

DeKay's Brownsnake
Storeria dekayi
Harmless

Common Garter Snake
Thamnophis sirtalis
Harmless

Eastern Foxsnake
Pantherophis vulpinus
Harmless

Common Watersnake
Nerodia sipedon
Harmless

Gray Ratsnake
Pantherophis spiloides
Harmless

Prairie Kingsnake
Lampropeltis calligaster
Harmless

Red-bellied Snake
Storeria occipitomaculata
Harmless
Compiled from verified GBIF & iNaturalist observations. Informational only.
Snakes in Piatt County: FAQ
- Are there venomous snakes in Piatt County, Illinois?
- No venomous snakes have verified records in Piatt County, Illinois. Every snake recorded here is harmless to humans, though any snake may bite defensively if handled.
- How many snake species live in Piatt County, Illinois?
- 7 snake species have verified records in Piatt County, Illinois.
- What is the most commonly seen snake in Piatt County, Illinois?
- The DeKay's Brownsnake is the most frequently reported snake in Piatt County, Illinois, based on verified wildlife observations.