Texas
Snakes in Waller County
21 species have been documented here, 3 of them venomous.
Venomous snakes in Waller 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.
Every snake recorded in Waller County

Western Ribbon Snake
Thamnophis proximus
Harmless

Western Ratsnake
Pantherophis obsoletus
Harmless

Plain-bellied Watersnake
Nerodia erythrogaster
Harmless

Northern Cottonmouth
Agkistrodon piscivorus
Venomous

DeKay's Brownsnake
Storeria dekayi
Harmless

North American Racer
Coluber constrictor
Harmless

Rough Earthsnake
Virginia striatula
Harmless

Rough Greensnake
Opheodrys aestivus
Harmless

Diamondback Watersnake
Nerodia rhombifer
Harmless

Eastern Copperhead
Agkistrodon contortrix
Venomous

Banded Watersnake
Nerodia fasciata
Harmless

Prairie Kingsnake
Lampropeltis calligaster
Harmless

Common Coachwhip
Masticophis flagellum
Harmless

Texas Coralsnake
Micrurus tener
Venomous

Speckled Kingsnake
Lampropeltis holbrooki
Harmless

Eastern Hognose Snake
Heterodon platirhinos
Harmless

Mudsnake
Farancia abacura
Harmless

Graham's Crawfish Snake
Regina grahamii
Harmless

Glossy Snake
Arizona elegans
Harmless

Eastern Kingsnake
Lampropeltis getula
Harmless

Flat-headed Snake
Tantilla gracilis
Harmless
Compiled from verified GBIF & iNaturalist observations. Informational only.
Snakes in Waller County: FAQ
- Are there venomous snakes in Waller County, Texas?
- Yes. 3 venomous snake species have verified records in Waller County, Texas, including Northern Cottonmouth, Eastern Copperhead, Texas Coralsnake. Most snakes in Waller County, Texas, however, are harmless.
- How many snake species live in Waller County, Texas?
- 20+ snake species have verified records in Waller County, Texas, of which 3 are venomous.
- What is the most commonly seen snake in Waller County, Texas?
- The Western Ribbon Snake is the most frequently reported snake in Waller County, Texas, based on verified wildlife observations.
- What should I do if I see a venomous snake in Waller 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.