Illinois
Snakes in Henderson County
4 species have been documented here, and none are venomous.
Every snake recorded in Henderson County
Common Garter Snake
Thamnophis sirtalis
Harmless
Common Watersnake
Nerodia sipedon
Harmless
North American Racer
Coluber constrictor
Harmless
Eastern Hognose Snake
Heterodon platirhinos
Harmless
Compiled from verified GBIF & iNaturalist observations. Informational only.