Texas
Snakes in Jack County
24 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
No photo
Mexican Whip Snake
Masticophis lineatus
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

North American Racer
Coluber constrictor
Harmless

Ring-necked Snake
Diadophis punctatus
Harmless

Checkered Garter Snake
Thamnophis marcianus
Harmless

Prairie Kingsnake
Lampropeltis calligaster
Harmless

Texas Patch-nosed Snake
Salvadora lineata
Harmless

Great Plains Ground Snake
Sonora episcopa
Harmless
Compiled from verified GBIF & iNaturalist observations. Informational only.