Texas
Snakes in Fort Bend County
25 species have been documented here, 5 of them venomous.
Venomous snakes in Fort Bend County
Full guide & what to do if bitten →
Northern CottonmouthAgkistrodon piscivorusVenomousHeavy body, triangular head, vertical pupils, and a heat-sensing pit between each eye and nostril.
Eastern CopperheadAgkistrodon contortrixVenomousHeavy body, triangular head, vertical pupils, and a heat-sensing pit between each eye and nostril.
Texas CoralsnakeMicrurus tenerVenomousRings of red, yellow, and black where red touches yellow; small rounded head and round pupils.
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.
Every snake recorded in Fort Bend County

Banded Watersnake
Nerodia fasciata
Harmless

Northern Cottonmouth
Agkistrodon piscivorus
Venomous

Western Ribbon Snake
Thamnophis proximus
Harmless

Western Ratsnake
Pantherophis obsoletus
Harmless

Diamondback Watersnake
Nerodia rhombifer
Harmless

Plain-bellied Watersnake
Nerodia erythrogaster
Harmless

DeKay's Brownsnake
Storeria dekayi
Harmless

Eastern Copperhead
Agkistrodon contortrix
Venomous

Rough Earthsnake
Virginia striatula
Harmless

Rough Greensnake
Opheodrys aestivus
Harmless

Mississippi Green Watersnake
Nerodia cyclopion
Harmless

Texas Coralsnake
Micrurus tener
Venomous

Common Coachwhip
Masticophis flagellum
Harmless

Mudsnake
Farancia abacura
Harmless

Eastern Hognose Snake
Heterodon platirhinos
Harmless

Glossy Swampsnake
Liodytes rigida
Harmless

Graham's Crawfish Snake
Regina grahamii
Harmless

Brahminy Blindsnake
Indotyphlops braminus
Harmless

Broad-banded Copperhead
Agkistrodon laticinctus
Venomous

Prairie Kingsnake
Lampropeltis calligaster
Harmless

Speckled Kingsnake
Lampropeltis holbrooki
Harmless

North American Racer
Coluber constrictor
Harmless

Common Garter Snake
Thamnophis sirtalis
Harmless

Ring-necked Snake
Diadophis punctatus
Harmless

Western Diamond-backed Rattlesnake
Crotalus atrox
Venomous
Compiled from verified GBIF & iNaturalist observations. Informational only.
Snakes in Fort Bend County: FAQ
- Are there venomous snakes in Fort Bend County, Texas?
- Yes. 5 venomous snake species have verified records in Fort Bend County, Texas, including Northern Cottonmouth, Eastern Copperhead, Texas Coralsnake, Broad-banded Copperhead. Most snakes in Fort Bend County, Texas, however, are harmless.
- How many snake species live in Fort Bend County, Texas?
- 20+ snake species have verified records in Fort Bend County, Texas, of which 5 are venomous.
- What is the most commonly seen snake in Fort Bend County, Texas?
- The Banded Watersnake is the most frequently reported snake in Fort Bend County, Texas, based on verified wildlife observations.
- What should I do if I see a venomous snake in Fort Bend 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.