Illinois
Snakes in Coles County
14 species have been documented here, and none are venomous.
Every snake recorded in Coles County
Common Watersnake
Nerodia sipedon
Harmless
Gray Ratsnake
Pantherophis spiloides
Harmless
Common Garter Snake
Thamnophis sirtalis
Harmless
DeKay's Brownsnake
Storeria dekayi
Harmless
Prairie Kingsnake
Lampropeltis calligaster
Harmless
Rough Greensnake
Opheodrys aestivus
Harmless
Ring-necked Snake
Diadophis punctatus
Harmless
North American Racer
Coluber constrictor
Harmless
Eastern Hognose Snake
Heterodon platirhinos
Harmless
Plains Garter Snake
Thamnophis radix
Harmless
Red-bellied Snake
Storeria occipitomaculata
Harmless
Eastern Foxsnake
Pantherophis vulpinus
Harmless
Eastern Milksnake
Lampropeltis triangulum
Harmless
Smooth Earthsnake
Virginia valeriae
Harmless
Compiled from verified GBIF & iNaturalist observations. Informational only.
Snakes in Coles County: FAQ
- Are there venomous snakes in Coles County, Illinois?
- No venomous snakes have verified records in Coles County, Illinois. Every snake recorded here is harmless to humans, though any snake may bite defensively if handled.
- How many snake species live in Coles County, Illinois?
- 10+ snake species have verified records in Coles County, Illinois.
- What is the most commonly seen snake in Coles County, Illinois?
- The Common Watersnake is the most frequently reported snake in Coles County, Illinois, based on verified wildlife observations.