Illinois records

Flat-headed Snake in Illinois

Harmless

Tantilla gracilis

Yes. The Flat-headed Snake has been recorded in 4 Illinois counties. It is non-venomous (harmless). Tiny and slender, plain brown or tan, often with a darker head cap.

Illinois counties with Flat-headed Snake records

4 listed

Union
Randolph
Saint Clair
Monroe

See the full Flat-headed Snake profile or all snakes in Illinois.