Massachusetts
Snakes in Dukes County
8 species have been documented here, and none are venomous.
Every snake recorded in Dukes County

Common Garter Snake
Thamnophis sirtalis
Harmless

Eastern Milksnake
Lampropeltis triangulum
Harmless

Common Ribbon Snake
Thamnophis saurita
Harmless

Ring-necked Snake
Diadophis punctatus
Harmless

Smooth Greensnake
Opheodrys vernalis
Harmless

North American Racer
Coluber constrictor
Harmless

Red-bellied Snake
Storeria occipitomaculata
Harmless

DeKay's Brownsnake
Storeria dekayi
Harmless
Compiled from verified GBIF & iNaturalist observations. Informational only.
Snakes in Dukes County: FAQ
- Are there venomous snakes in Dukes County, Massachusetts?
- No venomous snakes have verified records in Dukes County, Massachusetts. Every snake recorded here is harmless to humans, though any snake may bite defensively if handled.
- How many snake species live in Dukes County, Massachusetts?
- 8 snake species have verified records in Dukes County, Massachusetts.
- What is the most commonly seen snake in Dukes County, Massachusetts?
- The Common Garter Snake is the most frequently reported snake in Dukes County, Massachusetts, based on verified wildlife observations.