The Texas mouse (Peromyscus attwateri) is a species of rodent in the family Cricetidae.

It is found in Arkansas, Kansas, Missouri, Oklahoma, and Texas in the United States.

[2] Adult Peromyscus attwateri's total length is usually about 182 to 220 mm with weight 25-35 grams.

They have large pterygoid fossa, medium auditory bullae that larger than in P. maniculatus and P. leucopus but smaller than in P.

[2] P. attwateri is found in western Arkansas, southeastern Kansas, southern Missouri, south-central and northeastern Oklahoma in forest, and Texas.

They inhabit not only rocky areas with high cliffs and slopes under juniper, but also limestone with woods such as oak and black hickory vegetation because of predators.

Acorns are often used in winter and spring, and its diet is a variety of animal and plant material, depending on availability.