Washington
Snakes in Thurston County
4 species have been documented here, and none are venomous.
Every snake recorded in Thurston County

Common Garter Snake
Thamnophis sirtalis
Harmless

Northwestern Garter Snake
Thamnophis ordinoides
Harmless

Western Terrestrial Garter Snake
Thamnophis elegans
Harmless

Northern Rubber Boa
Charina bottae
Harmless
Compiled from verified GBIF & iNaturalist observations. Informational only.
Snakes in Thurston County: FAQ
- Are there venomous snakes in Thurston County, Washington?
- No venomous snakes have verified records in Thurston County, Washington. Every snake recorded here is harmless to humans, though any snake may bite defensively if handled.
- How many snake species live in Thurston County, Washington?
- 4 snake species have verified records in Thurston County, Washington.
- What is the most commonly seen snake in Thurston County, Washington?
- The Common Garter Snake is the most frequently reported snake in Thurston County, Washington, based on verified wildlife observations.