Texas
Snakes in Jack County
17 species have been documented here, 4 of them venomous.
Venomous snakes in Jack County
Full guide & what to do if bitten →
Broad-banded CopperheadAgkistrodon laticinctusVenomousHeavy body, triangular head, vertical pupils, and a heat-sensing pit between each eye and nostril.
Western Diamond-backed RattlesnakeCrotalus atroxVenomousHeavy body, broad triangular head, vertical (cat-like) pupils, and a segmented keratin rattle at the tail tip.
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.
Every snake recorded in Jack County

Broad-banded Copperhead
Agkistrodon laticinctus
Venomous

Western Ratsnake
Pantherophis obsoletus
Harmless

Western Ribbon Snake
Thamnophis proximus
Harmless

Western Diamond-backed Rattlesnake
Crotalus atrox
Venomous

Gopher Snake
Pituophis catenifer
Harmless

Plain-bellied Watersnake
Nerodia erythrogaster
Harmless

Common Coachwhip
Masticophis flagellum
Harmless

Rough Greensnake
Opheodrys aestivus
Harmless

Diamondback Watersnake
Nerodia rhombifer
Harmless

DeKay's Brownsnake
Storeria dekayi
Harmless

Rough Earthsnake
Virginia striatula
Harmless

Great Plains Ratsnake
Pantherophis emoryi
Harmless

Eastern Copperhead
Agkistrodon contortrix
Venomous

Northern Cottonmouth
Agkistrodon piscivorus
Venomous

Ground Snake
Sonora semiannulata
Harmless

Speckled Kingsnake
Lampropeltis holbrooki
Harmless

Texas Blind Snake
Rena dulcis
Harmless
Compiled from verified GBIF & iNaturalist observations. Informational only.
Snakes in Jack County: FAQ
- Are there venomous snakes in Jack County, Texas?
- Yes. 4 venomous snake species have verified records in Jack County, Texas, including Broad-banded Copperhead, Western Diamond-backed Rattlesnake, Eastern Copperhead, Northern Cottonmouth. Most snakes in Jack County, Texas, however, are harmless.
- How many snake species live in Jack County, Texas?
- 10+ snake species have verified records in Jack County, Texas, of which 4 are venomous.
- What is the most commonly seen snake in Jack County, Texas?
- The Broad-banded Copperhead is the most frequently reported snake in Jack County, Texas, based on verified wildlife observations.
- What should I do if I see a venomous snake in Jack 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.