Massachusetts
Snakes in Norfolk County
13 species have been documented here, 2 of them venomous.
Venomous snakes in Norfolk County
Full guide & what to do if bitten →
Eastern CopperheadAgkistrodon contortrixVenomousHeavy body, triangular head, vertical pupils, and a heat-sensing pit between each eye and nostril.
Timber RattlesnakeCrotalus horridusVenomousHeavy body, broad triangular head, vertical (cat-like) pupils, and a segmented keratin rattle at the tail tip.
Every snake recorded in Norfolk County
Common Garter Snake
Thamnophis sirtalis
Harmless
Common Watersnake
Nerodia sipedon
Harmless
Eastern Milksnake
Lampropeltis triangulum
Harmless
North American Racer
Coluber constrictor
Harmless
Ring-necked Snake
Diadophis punctatus
Harmless
DeKay's Brownsnake
Storeria dekayi
Harmless
Common Ribbon Snake
Thamnophis saurita
Harmless
Eastern Copperhead
Agkistrodon contortrix
Venomous
Smooth Greensnake
Opheodrys vernalis
Harmless
Timber Rattlesnake
Crotalus horridus
Venomous
Red-bellied Snake
Storeria occipitomaculata
Harmless
Eastern Hognose Snake
Heterodon platirhinos
Harmless
Eastern Kingsnake
Lampropeltis getula
Harmless
Compiled from verified GBIF & iNaturalist observations. Informational only.
Snakes in Norfolk County: FAQ
- Are there venomous snakes in Norfolk County, Massachusetts?
- Yes. 2 venomous snake species have verified records in Norfolk County, Massachusetts, including Eastern Copperhead, Timber Rattlesnake. Most snakes in Norfolk County, Massachusetts, however, are harmless.
- How many snake species live in Norfolk County, Massachusetts?
- 10+ snake species have verified records in Norfolk County, Massachusetts, of which 2 are venomous.
- What is the most commonly seen snake in Norfolk County, Massachusetts?
- The Common Garter Snake is the most frequently reported snake in Norfolk County, Massachusetts, based on verified wildlife observations.
- What should I do if I see a venomous snake in Norfolk County, Massachusetts?
- 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.