Where is Margaret Murray's bedroom in a wrinkle of time?

In "A Wrinkle in Time" by Madeleine L'Engle, Margaret Murray's bedroom is described as being in her family's home in the town of the story. It reflects her character and the challenges she faces, filled with the typical clutter of a teenage girl's space. The bedroom serves as a backdrop for her thoughts and feelings, particularly her struggles with fitting in and her family's dynamics.