Walnut Bend is an unincorporated community in Cooke County, Texas, United States.

[1] According to the Handbook of Texas, the community had a population of 59 in 2000.

It is located within the Dallas-Fort Worth Metroplex.

Walnut Bend is served by the Walnut Bend Independent School District.

High school students in the area attend Callisburg High School in the Callisburg Independent School District.