Is the Watsons go to Birmingham fiction?

The Watsons Go to Birmingham--1963 is a children's novel written by Christopher Paul Curtis and published in 1995 by Delacorte Press. It is a work of historical fiction that tells the story of a black family living in Flint, Michigan, during the Civil Rights Movement. The novel follows the Watson family as they travel to Birmingham, Alabama, to visit their grandmother and experience the city's tumultuous racial climate.