Field Guide to Maryland's Snakes (Order Squamata)
Sub-order Serpentes, Family Colubridae
Lampropeltis t. triangulum
Photo of Eastern Milksnake courtesy of John White
24 inches – 36 inches. Record: 52 inches
Close-up Photo of Eastern Milksnake courtesy of Scott A. Smith
Will utilize a variety of habitats. In higher elevations may be found in deciduous and mixed forests, grassy hillsides, and rocky outcrops. In lower elevations, they prefer wooded areas, open fields, powerline rights-of-way, and around human habitation.
How to Find
Primarily nocturnal and burrowing so may be difficult to find. This snake may be found during the day under rocks, logs or boards or other cover. Known for showing up around barns and out buildings when mice are plentiful. Non-venomous.
Photo of Habitat for Eastern Milksnake courtesy of Rebecca Chalmers
Distribution in Maryland
Found from the Fall Line (roughly I-95) west through the Piedmont and mountain regions.
- Discover Maryland's Herps
- Maryland Herp History
- Maryland Herp Checklist
- Survey Techniques, Collecting Ethics, Safety and the Law
- Problems with Buying Frogs and Tadpoles for Wild Release
- Technical Guide: A Key to the Reptiles and Amphibians of Maryland - 86.3 MB pdf file
- Maryland Amphibian and Reptile Atlas (MARA) Project
- Natural Heritage Program
- Wildlife & Heritage Home
"A Joint Project of the Natural History Society of Maryland, Inc. and the Maryland Department of Natural Resources"
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The Maryland Herpetology Field Guide is a cooperative effort of the MD Natural Heritage Program and the MD Biological Stream Survey within the Department of Natural Resources and their partners. We wish to thank all who contributed field records, text, and photographs, as well as support throughout its development.