Maryland
Snakes in Saint Mary's County
16 species have been documented here, 1 of them venomous.
Venomous snakes in Saint Mary's 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.
Every snake recorded in Saint Mary's County
Common Watersnake
Nerodia sipedon
Harmless
Rough Greensnake
Opheodrys aestivus
Harmless
North American Racer
Coluber constrictor
Harmless
Eastern Ratsnake
Pantherophis alleghaniensis
Harmless
Common Wormsnake
Carphophis amoenus
Harmless
DeKay's Brownsnake
Storeria dekayi
Harmless
Eastern Copperhead
Agkistrodon contortrix
Venomous
Common Garter Snake
Thamnophis sirtalis
Harmless
Ring-necked Snake
Diadophis punctatus
Harmless
Eastern Kingsnake
Lampropeltis getula
Harmless
Smooth Earthsnake
Virginia valeriae
Harmless
Eastern Milksnake
Lampropeltis triangulum
Harmless
Red Cornsnake
Pantherophis guttatus
Harmless
Red-bellied Snake
Storeria occipitomaculata
Harmless
Eastern Hognose Snake
Heterodon platirhinos
Harmless
Common Ribbon Snake
Thamnophis saurita
Harmless
Compiled from verified GBIF & iNaturalist observations. Informational only.
Snakes in Saint Mary's County: FAQ
- Are there venomous snakes in Saint Mary's County, Maryland?
- Yes. 1 venomous snake species has verified records in Saint Mary's County, Maryland, including Eastern Copperhead. Most snakes in Saint Mary's County, Maryland, however, are harmless.
- How many snake species live in Saint Mary's County, Maryland?
- 10+ snake species have verified records in Saint Mary's County, Maryland, of which 1 is venomous.
- What is the most commonly seen snake in Saint Mary's County, Maryland?
- The Common Watersnake is the most frequently reported snake in Saint Mary's County, Maryland, based on verified wildlife observations.
- What should I do if I see a venomous snake in Saint Mary's County, Maryland?
- 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.