Stephen's woodrat is a small rodent recorded in central Arizona and western New Mexico. The National Park Service account describes the nominate subspecies as long-haired with a notably furry tail, and as a builder of stick houses.
The nominate subspecies in this account is small, with long silky fur and an especially hairy tail.
It builds stick houses. Nests are described over fallen logs or at trees, and among cactus or yucca; plant fibers are used in the nest.
An extinction-risk assessment has not been added yet.