South Carolina
Snakes in Clarendon County
11 species have been documented here, 2 of them venomous.
Venomous snakes in Clarendon County
Full guide & what to do if bitten →
Northern CottonmouthAgkistrodon piscivorusVenomousHeavy body, triangular head, vertical pupils, and a heat-sensing pit between each eye and nostril.
Timber RattlesnakeCrotalus horridusVenomousHeavy body, broad triangular head, vertical (cat-like) pupils, and a segmented keratin rattle at the tail tip.
Every snake recorded in Clarendon County

Northern Cottonmouth
Agkistrodon piscivorus
Venomous

Eastern Ratsnake
Pantherophis alleghaniensis
Harmless

North American Racer
Coluber constrictor
Harmless

Plain-bellied Watersnake
Nerodia erythrogaster
Harmless

Common Garter Snake
Thamnophis sirtalis
Harmless

Timber Rattlesnake
Crotalus horridus
Venomous

Banded Watersnake
Nerodia fasciata
Harmless

Mudsnake
Farancia abacura
Harmless

Red-bellied Snake
Storeria occipitomaculata
Harmless

Red Cornsnake
Pantherophis guttatus
Harmless

Brown Watersnake
Nerodia taxispilota
Harmless
Compiled from verified GBIF & iNaturalist observations. Informational only.
Snakes in Clarendon County: FAQ
- Are there venomous snakes in Clarendon County, South Carolina?
- Yes. 2 venomous snake species have verified records in Clarendon County, South Carolina, including Northern Cottonmouth, Timber Rattlesnake. Most snakes in Clarendon County, South Carolina, however, are harmless.
- How many snake species live in Clarendon County, South Carolina?
- 11 snake species have verified records in Clarendon County, South Carolina, of which 2 are venomous.
- What is the most commonly seen snake in Clarendon County, South Carolina?
- The Northern Cottonmouth is the most frequently reported snake in Clarendon County, South Carolina, based on verified wildlife observations.
- What should I do if I see a venomous snake in Clarendon County, South Carolina?
- 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.