The School Auditorium is a minor location in The Amazing World of Gumball. It is the room in Elmore Junior High built for performances and announcements throughout all of the students. It first appeared in "The Debt," when the talent show was held here.
- "The Shell": The Beauty and the Beast school play is held here.
- "The Society": Students of Elmore Junior High are shown auditioning for a play, under judgement of Mr. Small.
- "The Romantic": Gumball, in his romantic treasure hunt, mistakenly thinks that he and Penny had kissed in the auditorium, calling back to "The Shell," and plans to have her find him there.
- "The Blame": Mrs. Parham holds a PTA meeting here as president. Several students crash in and sing "Books Are Violent."
- "The List": The school orchestra accompanies Gumball's trumpet-imitation solo in place of Leslie's flute solo here.
- "The Cycle": Richard attends the school prom here.
- "The Inquisition": Superintendent Evil announces his major transformation of the school's students here.