South Carolina
Snakes in Horry County
29 species have been documented here, 4 of them venomous.
Venomous snakes in Horry 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.
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.
Eastern CoralsnakeMicrurus fulviusVenomousRings of red, yellow, and black where red touches yellow; small rounded head and round pupils.
Every snake recorded in Horry County

Eastern Copperhead
Agkistrodon contortrix
Venomous

Eastern Ratsnake
Pantherophis alleghaniensis
Harmless

Banded Watersnake
Nerodia fasciata
Harmless

Common Garter Snake
Thamnophis sirtalis
Harmless

North American Racer
Coluber constrictor
Harmless

Brown Watersnake
Nerodia taxispilota
Harmless

Northern Cottonmouth
Agkistrodon piscivorus
Venomous

Rough Greensnake
Opheodrys aestivus
Harmless

Red Cornsnake
Pantherophis guttatus
Harmless

Red-bellied Snake
Storeria occipitomaculata
Harmless

Common Wormsnake
Carphophis amoenus
Harmless

Plain-bellied Watersnake
Nerodia erythrogaster
Harmless

Ring-necked Snake
Diadophis punctatus
Harmless

Common Coachwhip
Masticophis flagellum
Harmless

Timber Rattlesnake
Crotalus horridus
Venomous

Scarletsnake
Cemophora coccinea
Harmless

Rough Earthsnake
Virginia striatula
Harmless

Eastern Hognose Snake
Heterodon platirhinos
Harmless

Eastern Kingsnake
Lampropeltis getula
Harmless

Mudsnake
Farancia abacura
Harmless

Rainbow Snake
Farancia erytrogramma
Harmless

Pine Snake
Pituophis melanoleucus
Harmless

Common Ribbon Snake
Thamnophis saurita
Harmless

Mole Kingsnake
Lampropeltis rhombomaculata
Harmless

Smooth Earthsnake
Virginia valeriae
Harmless

Scarlet Kingsnake
Lampropeltis elapsoides
Harmless

Western Ratsnake
Pantherophis obsoletus
Harmless

Eastern Coralsnake
Micrurus fulvius
Venomous

Pine Woods Littersnake
Rhadinaea flavilata
Harmless
Compiled from verified GBIF & iNaturalist observations. Informational only.
Snakes in Horry County: FAQ
- Are there venomous snakes in Horry County, South Carolina?
- Yes. 4 venomous snake species have verified records in Horry County, South Carolina, including Eastern Copperhead, Northern Cottonmouth, Timber Rattlesnake, Eastern Coralsnake. Most snakes in Horry County, South Carolina, however, are harmless.
- How many snake species live in Horry County, South Carolina?
- 20+ snake species have verified records in Horry County, South Carolina, of which 4 are venomous.
- What is the most commonly seen snake in Horry County, South Carolina?
- The Eastern Copperhead is the most frequently reported snake in Horry County, South Carolina, based on verified wildlife observations.
- What should I do if I see a venomous snake in Horry 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.