Snakes in La Paz County

• 
  Sidewinder

  Crotalus cerastes

  ▲ Venomous

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

• 
  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.

• 
  Mojave Rattlesnake

  Crotalus scutulatus

  ▲ Venomous

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

• 
  Southwestern Speckled Rattlesnake

  Crotalus pyrrhus

  ▲ Venomous

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

• 
  Speckled Rattlesnake

  Crotalus mitchellii

  ▲ Venomous

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

• 
  Western Black-tailed Rattlesnake

  Crotalus molossus

  ▲ Venomous

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

• 
  Sonoran Coralsnake

  Micruroides euryxanthus

  ▲ Venomous

  Red, yellow (whitish), and black rings with red touching yellow; blunt black snout.

Every snake recorded in La Paz County

Sidewinder

Crotalus cerastes

▲ Venomous

Western Diamond-backed Rattlesnake

Crotalus atrox

▲ Venomous

Mojave Rattlesnake

Crotalus scutulatus

▲ Venomous

Western Patch-nosed Snake

Salvadora hexalepis

Harmless

Common Coachwhip

Masticophis flagellum

Harmless

Gopher Snake

Pituophis catenifer

Harmless

Southwestern Speckled Rattlesnake

Crotalus pyrrhus

▲ Venomous

Western Leaf-nosed Snake

Phyllorhynchus decurtatus

Harmless

Glossy Snake

Arizona elegans

Harmless

California King Snake

Lampropeltis californiae

Harmless

Long-nosed Snake

Rhinocheilus lecontei

Harmless

Mojave Shovelnose Snake

Sonora occipitalis

Harmless

Desert Nightsnake

Hypsiglena chlorophaea

Harmless

Speckled Rattlesnake

Crotalus mitchellii

▲ Venomous

Coastal Rosy Boa

Lichanura orcutti

Harmless

Ground Snake

Sonora semiannulata

Harmless

Colorado Desert Shovelnose Snake

Sonora annulata

Harmless

Striped Whipsnake

Masticophis taeniatus

Harmless

Western Black-tailed Rattlesnake

Crotalus molossus

▲ Venomous

Sonoran Coralsnake

Micruroides euryxanthus

▲ Venomous

Western Glossy Snake

Arizona occidentalis

Harmless

Western Threadsnake

Rena humilis

Harmless

Sonoran Lyre Snake

Trimorphodon lambda

Harmless

Desert Rosy Boa

Lichanura trivirgata

Harmless

Ring-necked Snake

Diadophis punctatus

Harmless

Checkered Garter Snake

Thamnophis marcianus

Harmless

Southwestern Blackhead Snake

Tantilla hobartsmithi

Harmless

Compiled from verified GBIF & iNaturalist observations. Informational only.

Snakes in La Paz County: FAQ

Are there venomous snakes in La Paz County, Arizona?

Yes. 7 venomous snake species have verified records in La Paz County, Arizona, including Sidewinder, Western Diamond-backed Rattlesnake, Mojave Rattlesnake, Southwestern Speckled Rattlesnake. Most snakes in La Paz County, Arizona, however, are harmless.

How many snake species live in La Paz County, Arizona?

20+ snake species have verified records in La Paz County, Arizona, of which 7 are venomous.

What is the most commonly seen snake in La Paz County, Arizona?

The Sidewinder is the most frequently reported snake in La Paz County, Arizona, based on verified wildlife observations.

What should I do if I see a venomous snake in La Paz County, Arizona?

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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