Top 10 Deadliest Snakes in North America

Eastern Diamondback Rattlesnake 

The Eastern Diamondback Rattlesnake is the largest venomous snake in the Americas and can reach lengths of up to 8 feet, weighing over 35 pounds.

Western Diamondback Rattlesnake

Slightly smaller than its Eastern cousin, the Western Diamondback Rattlesnake is no less dangerous. It is responsible for more bites in the U.S. than any other snake

Coral Snake 

The Eastern and Western Coral snakes have some of the most potent neurotoxic venom in North America. Their bright red, yellow, and black bands serve as a warning to potential predators.

Copperhead Snake 

A member of the pit viper family, the Copperhead is common in the Eastern and Central U.S. Although its venom is relatively mild compared to other venomous snakes, its bite is still painful.

Cottonmouth Snake

Also known as the water moccasin, the Cottonmouth is semi-aquatic and can often be found near marshes, lakes, and swamps.

Yellow-Bellied Sea Snake

The Yellow-Bellied Sea Snake is unique among venomous snakes in the U.S. because it is exclusively marine.

Timber Rattlesnake 

Known for its place on the Gadsden flag (“Don’t Tread on Me”), the Timber Rattlesnake is found in the northeastern U.S. It has a wide range of venom toxicity.

Mojave Rattlesnake 

The Mojave Rattlesnake is often considered the most dangerous rattlesnake in the U.S. due to the potency of its venom, which is a mix of neurotoxic and hemotoxic properties.

Pygmy Rattlesnake 

The Pygmy Rattlesnake is one of the smallest venomous snakes in the U.S., typically reaching about 1.5 feet in length. Despite its small size, it can still deliver a painful bite.

Western Coral Snak

The Western Coral Snake, similar to its Eastern counterpart, has a potent neurotoxin that can cause respiratory failure. The coral snake's brightly colored bands mimic other non-venomous species