Snake FinderField Guide · Worldwide

Illinois

Snakes in Warren County

2 species have been documented here, and none are venomous.

Every snake recorded in Warren County

DeKay's Brownsnake
DeKay's Brownsnake
Storeria dekayi
Harmless
Common Garter Snake
Common Garter Snake
Thamnophis sirtalis
Harmless

Compiled from verified GBIF & iNaturalist observations. Informational only.

Nearby counties

Monroe CountySaint Clair CountyUnion CountyJackson CountyJohnson CountyMassac CountyCook CountyPulaski CountyRandolph CountyMadison CountyWilliamson CountyJersey County