Wisconsin
Snakes in Polk County
7 species have been documented here, and none are venomous.
Every snake recorded in Polk County

Common Garter Snake
Thamnophis sirtalis
Harmless

Gopher Snake
Pituophis catenifer
Harmless

Red-bellied Snake
Storeria occipitomaculata
Harmless

Eastern Hognose Snake
Heterodon platirhinos
Harmless

Eastern Foxsnake
Pantherophis vulpinus
Harmless

Common Watersnake
Nerodia sipedon
Harmless

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