Iowa
Snakes in Jefferson County
10 species have been documented here, and none are venomous.
Every snake recorded in Jefferson County
Eastern Milksnake
Lampropeltis triangulum
Harmless
Western Foxsnake
Pantherophis ramspotti
Harmless
DeKay's Brownsnake
Storeria dekayi
Harmless
Common Garter Snake
Thamnophis sirtalis
Harmless
Common Watersnake
Nerodia sipedon
Harmless
Smooth Earthsnake
Virginia valeriae
Harmless
North American Racer
Coluber constrictor
Harmless
Plains Garter Snake
Thamnophis radix
Harmless
Western Ribbon Snake
Thamnophis proximus
Harmless
Prairie Kingsnake
Lampropeltis calligaster
Harmless
Compiled from verified GBIF & iNaturalist observations. Informational only.