Missouri
Snakes in Adair County
12 species have been documented here, 1 of them venomous.
Venomous snakes in Adair 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 Adair County

Common Garter Snake
Thamnophis sirtalis
Harmless

Western Ratsnake
Pantherophis obsoletus
Harmless

Eastern Milksnake
Lampropeltis triangulum
Harmless

Red-bellied Snake
Storeria occipitomaculata
Harmless

Prairie Kingsnake
Lampropeltis calligaster
Harmless

Common Watersnake
Nerodia sipedon
Harmless

DeKay's Brownsnake
Storeria dekayi
Harmless

Ring-necked Snake
Diadophis punctatus
Harmless

North American Racer
Coluber constrictor
Harmless

Eastern Copperhead
Agkistrodon contortrix
Venomous

Eastern Hognose Snake
Heterodon platirhinos
Harmless

Graham's Crawfish Snake
Regina grahamii
Harmless
Compiled from verified GBIF & iNaturalist observations. Informational only.
Snakes in Adair County: FAQ
- Are there venomous snakes in Adair County, Missouri?
- Yes. 1 venomous snake species has verified records in Adair County, Missouri, including Eastern Copperhead. Most snakes in Adair County, Missouri, however, are harmless.
- How many snake species live in Adair County, Missouri?
- 10+ snake species have verified records in Adair County, Missouri, of which 1 is venomous.
- What is the most commonly seen snake in Adair County, Missouri?
- The Common Garter Snake is the most frequently reported snake in Adair County, Missouri, based on verified wildlife observations.
- What should I do if I see a venomous snake in Adair County, Missouri?
- 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.