Wisconsin records
Butler's Garter Snake in Wisconsin
HarmlessThamnophis butleri

Yes. The Butler's Garter Snake has been recorded in 9 Wisconsin counties. It is non-venomous (harmless). Slender body with three light stripes running the length of a darker back.
Wisconsin counties with Butler's Garter Snake records
9 listedSee the full Butler's Garter Snake profile or all snakes in Wisconsin.