These 23 mammal species have been observed at the refuge:

• Virginia Opossum (Didelphis virginiana)
• Northern Short-tailed Shrew (Blarina brevicauda)
• Little Brown Bat (Myotis licifugus)
• Red Bat (Lasiurus borealis)
• Eastern Cottontail (Sylvilagus floridanus)
• Eastern Chipmunk (Tamias striatus)
• Woodchuck (Marmota monax)
• Gray Squirrel (Sciurus carolinensis)
• Red Squirrel (Tamiasciurus hudsonicus)
• Beaver (Castor canadensis)
• White-footed Mouse (Peromyscus leucopus)
• Meadow Vole (Microtus pennsylvanicus)
• Muskrat (Ondatra zibethicus)
• Porcupine (Erethizon dorsatum)
• Eastern Coyote (Canis latrans)
• Red Fox (Vulpes vulpes)
• Gray Fox (Urocyon cinerecargenteus)
• Black Bear (Ursus americanus)
• Raccoon (Procyon lotor)
• Weasel sp. (Mustela sp.)
• Mink (Mustela vison)
• River Otter (Lutra canadensis)
• White-tailed Deer (Odocoileus virginianus)