California
Snakes in Sierra County
11 species have been documented here, 1 of them venomous.
Venomous snakes in Sierra County
Full guide & what to do if bitten →
Western RattlesnakeCrotalus oreganusVenomousHeavy body, broad triangular head, vertical (cat-like) pupils, and a segmented keratin rattle at the tail tip.
Every snake recorded in Sierra County
Western Terrestrial Garter Snake
Thamnophis elegans
Harmless
Sierra Garter Snake
Thamnophis couchii
Harmless
Common Garter Snake
Thamnophis sirtalis
Harmless
Northern Rubber Boa
Charina bottae
Harmless
Gopher Snake
Pituophis catenifer
Harmless
Western Rattlesnake
Crotalus oreganus
Venomous
North American Racer
Coluber constrictor
Harmless
Common Sharp-tailed Snake
Contia tenuis
Harmless
California Mountain Kingsnake
Lampropeltis zonata
Harmless
Ring-necked Snake
Diadophis punctatus
Harmless
Pine Snake
Pituophis melanoleucus
Harmless
Compiled from verified GBIF & iNaturalist observations. Informational only.