Wisconsin
Snakes in Fond du Lac County
6 species have been documented here, and none are venomous.
Every snake recorded in Fond du Lac County

Common Garter Snake
Thamnophis sirtalis
Harmless

DeKay's Brownsnake
Storeria dekayi
Harmless

Red-bellied Snake
Storeria occipitomaculata
Harmless

Common Watersnake
Nerodia sipedon
Harmless

Eastern Milksnake
Lampropeltis triangulum
Harmless

Plains Garter Snake
Thamnophis radix
Harmless
Compiled from verified GBIF & iNaturalist observations. Informational only.
Snakes in Fond du Lac County: FAQ
- Are there venomous snakes in Fond du Lac County, Wisconsin?
- No venomous snakes have verified records in Fond du Lac County, Wisconsin. Every snake recorded here is harmless to humans, though any snake may bite defensively if handled.
- How many snake species live in Fond du Lac County, Wisconsin?
- 6 snake species have verified records in Fond du Lac County, Wisconsin.
- What is the most commonly seen snake in Fond du Lac County, Wisconsin?
- The Common Garter Snake is the most frequently reported snake in Fond du Lac County, Wisconsin, based on verified wildlife observations.