Snakes in San Jacinto County

• 
  Eastern Copperhead

  Agkistrodon contortrix

  ▲ Venomous

  Heavy body, triangular head, vertical pupils, and a heat-sensing pit between each eye and nostril.

• 
  Northern Cottonmouth

  Agkistrodon piscivorus

  ▲ Venomous

  Heavy body, triangular head, vertical pupils, and a heat-sensing pit between each eye and nostril.

• 
  Texas Coralsnake

  Micrurus tener

  ▲ Venomous

  Rings of red, yellow, and black where red touches yellow; small rounded head and round pupils.

• 
  Timber Rattlesnake

  Crotalus horridus

  ▲ Venomous

  Heavy body, broad triangular head, vertical (cat-like) pupils, and a segmented keratin rattle at the tail tip.

Every snake recorded in San Jacinto County

Eastern Copperhead

Agkistrodon contortrix

▲ Venomous

Western Ratsnake

Pantherophis obsoletus

Harmless

DeKay's Brownsnake

Storeria dekayi

Harmless

Northern Cottonmouth

Agkistrodon piscivorus

▲ Venomous

Banded Watersnake

Nerodia fasciata

Harmless

Western Ribbon Snake

Thamnophis proximus

Harmless

North American Racer

Coluber constrictor

Harmless

Rough Greensnake

Opheodrys aestivus

Harmless

Plain-bellied Watersnake

Nerodia erythrogaster

Harmless

Diamondback Watersnake

Nerodia rhombifer

Harmless

Texas Coralsnake

Micrurus tener

▲ Venomous

Eastern Hognose Snake

Heterodon platirhinos

Harmless

Rough Earthsnake

Virginia striatula

Harmless

Timber Rattlesnake

Crotalus horridus

▲ Venomous

Common Coachwhip

Masticophis flagellum

Harmless

Western Milksnake

Lampropeltis gentilis

Harmless

Mudsnake

Farancia abacura

Harmless

Compiled from verified GBIF & iNaturalist observations. Informational only.

Snakes in San Jacinto County: FAQ

Are there venomous snakes in San Jacinto County, Texas?

Yes. 4 venomous snake species have verified records in San Jacinto County, Texas, including Eastern Copperhead, Northern Cottonmouth, Texas Coralsnake, Timber Rattlesnake. Most snakes in San Jacinto County, Texas, however, are harmless.

How many snake species live in San Jacinto County, Texas?

10+ snake species have verified records in San Jacinto County, Texas, of which 4 are venomous.

What is the most commonly seen snake in San Jacinto County, Texas?

The Eastern Copperhead is the most frequently reported snake in San Jacinto County, Texas, based on verified wildlife observations.

What should I do if I see a venomous snake in San Jacinto County, Texas?

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.

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