Approximately 10 species of snakes may be found in the park, including Common Gartersnakes, Fox Snakes, Smooth Green Snakes, Eastern Hognose Snakes, Brown Snakes. There are no records of either of Illinois' two rattlesnake species being spotted in the park. While the snakes you are likely to encounter are non-venomous, handling of any wild animal is discouraged.




  • Gray Treefrog

  • Blanding's Turtle

  • Blanding's Turtle

  • Smooth Greensnake

  • Common Snapping Turtle

  • American Toad

  • Northern Leopard Frog

  • Common Gartersnake

Below are some of the amphibian and reptile species you might encounter while exploring the park:

Frogs and Toads

Northern Leopard Frog Lithobates pipiens

American Toad - Anaxyrus americanus

Green Frog Lithobates clamitans

Bullfrog Lithobates catesbeianus

Western Chorus Frog Pseudacris triseriata

Spring Peeper Pseudacris crucifer

Cricket Frog Acris crepitans

Gray Treefrog Hyla versicolor-chrysoscelis



Tiger Salamander Ambystoma tigrinum

Mudpuppy Necturus maculosus




Common Gartersnake Thamnophis sirtalis

Plains Gartersnake Thamnophis radix

Eastern Hog-nosed Snake Heterodon platirhinos

Kirtland’s Watersnake Clonophis kirtlandii

Foxsnake Pantherophis vulpinus

Smooth Greensnake Opheodrys vernalis

Brownsnake Storeria dekayi

Red-bellied Snake Storeria occipitomaculata 

Northern Watersnake Nerodia sipedon

Milksnake Lampropeltis triangulum



Common Snapping Turtle Chelydra serpentina

Blanding’s Turtle Emydoidea blandingii

Spiny Softshell Turtle Apalone spinifera

Painted Turtle Chrysemys picta

Mud Turtle Kinosternon flavescens

 List of Lake County Amphibians and Reptiles

 Key to Illinois Species

Learn more about amphibians and reptiles