Venomous snakes in New Hampshire
Venomous snakes living in New Hampshire
1species
Timber rattlesnake. A bite from the timber rattlesnake is a medical emergency.
How to recognize them
Timber rattlesnake Crotalus horridus
- Dark V- or chevron-shaped bands across the back
- Black tail ending in a rattle
- Yellow, tan or dark phases; some are almost black
Every venomous snake species known from the US is on this site.
Counties with records
- None recorded
- 1 species
- 2
- 3 to 4
- 5 or more
Active months
Harmless snakes people mistake for them
Quick answers
- Lives here Are there rattlesnakes in New Hampshire?
- Not here Are there cottonmouths in New Hampshire?
Questions
How many venomous snakes are in New Hampshire?
1 species live in the state: Timber rattlesnake.
Which venomous snakes in New Hampshire are dangerous?
Timber rattlesnake: a bite is a medical emergency.