Tennessee
Snakes in Sullivan County
12 species have been documented here, 1 of them venomous.
Venomous snakes in Sullivan County
Full guide & what to do if bitten →
Eastern CopperheadAgkistrodon contortrixVenomousHeavy body, triangular head, vertical pupils, and a heat-sensing pit between each eye and nostril.
Every snake recorded in Sullivan County
Common Watersnake
Nerodia sipedon
Harmless
Common Garter Snake
Thamnophis sirtalis
Harmless
Gray Ratsnake
Pantherophis spiloides
Harmless
Queensnake
Regina septemvittata
Harmless
Ring-necked Snake
Diadophis punctatus
Harmless
Eastern Copperhead
Agkistrodon contortrix
Venomous
Eastern Milksnake
Lampropeltis triangulum
Harmless
North American Racer
Coluber constrictor
Harmless
Common Wormsnake
Carphophis amoenus
Harmless
Rough Greensnake
Opheodrys aestivus
Harmless
DeKay's Brownsnake
Storeria dekayi
Harmless
Smooth Earthsnake
Virginia valeriae
Harmless
Compiled from verified GBIF & iNaturalist observations. Informational only.
Snakes in Sullivan County: FAQ
- Are there venomous snakes in Sullivan County, Tennessee?
- Yes. 1 venomous snake species has verified records in Sullivan County, Tennessee, including Eastern Copperhead. Most snakes in Sullivan County, Tennessee, however, are harmless.
- How many snake species live in Sullivan County, Tennessee?
- 10+ snake species have verified records in Sullivan County, Tennessee, of which 1 is venomous.
- What is the most commonly seen snake in Sullivan County, Tennessee?
- The Common Watersnake is the most frequently reported snake in Sullivan County, Tennessee, based on verified wildlife observations.
- What should I do if I see a venomous snake in Sullivan County, Tennessee?
- Keep your distance and do not try to catch or kill it. Most bites happen when people handle or corner a snake. If someone is bitten, contact local emergency services or poison control immediately.