Snakes in Caldwell County

• 
  Western Diamond-backed Rattlesnake

  Crotalus atrox

  ▲ Venomous

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

• 
  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.

• 
  Broad-banded Copperhead

  Agkistrodon laticinctus

  ▲ Venomous

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

• 
  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 Caldwell County

Western Diamond-backed Rattlesnake

Crotalus atrox

▲ Venomous

Western Ratsnake

Pantherophis obsoletus

Harmless

Checkered Garter Snake

Thamnophis marcianus

Harmless

Rough Earthsnake

Virginia striatula

Harmless

Diamondback Watersnake

Nerodia rhombifer

Harmless

Plain-bellied Watersnake

Nerodia erythrogaster

Harmless

Texas Blind Snake

Rena dulcis

Harmless

Common Coachwhip

Masticophis flagellum

Harmless

Great Plains Ratsnake

Pantherophis emoryi

Harmless

Western Ribbon Snake

Thamnophis proximus

Harmless

DeKay's Brownsnake

Storeria dekayi

Harmless

Northern Cottonmouth

Agkistrodon piscivorus

▲ Venomous

Texas Coralsnake

Micrurus tener

▲ Venomous

Broad-banded Copperhead

Agkistrodon laticinctus

▲ Venomous

North American Racer

Coluber constrictor

Harmless

Prairie Kingsnake

Lampropeltis calligaster

Harmless

Rough Greensnake

Opheodrys aestivus

Harmless

Gopher Snake

Pituophis catenifer

Harmless

Speckled Kingsnake

Lampropeltis holbrooki

Harmless

Flat-headed Snake

Tantilla gracilis

Harmless

Eastern Hognose Snake

Heterodon platirhinos

Harmless

Lined Snake

Tropidoclonion lineatum

Harmless

Banded Watersnake

Nerodia fasciata

Harmless

Red Cornsnake

Pantherophis guttatus

Harmless

Eastern Kingsnake

Lampropeltis getula

Harmless

Timber Rattlesnake

Crotalus horridus

▲ Venomous

Texas Patch-nosed Snake

Salvadora lineata

Harmless

Compiled from verified GBIF & iNaturalist observations. Informational only.

Snakes in Caldwell County: FAQ

Are there venomous snakes in Caldwell County, Texas?

Yes. 5 venomous snake species have verified records in Caldwell County, Texas, including Western Diamond-backed Rattlesnake, Northern Cottonmouth, Texas Coralsnake, Broad-banded Copperhead. Most snakes in Caldwell County, Texas, however, are harmless.

How many snake species live in Caldwell County, Texas?

20+ snake species have verified records in Caldwell County, Texas, of which 5 are venomous.

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

The Western Diamond-backed Rattlesnake is the most frequently reported snake in Caldwell County, Texas, based on verified wildlife observations.

What should I do if I see a venomous snake in Caldwell 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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