- Classroom (Let's Go Clubbing!)
- Gymnasium (Let's Deal with Our Stuff! and Let's Go Clubbing!)
- Cafeteria (Let's Deal with Our Stuff!)
- Principal's Office (Let's Call It Mech-X4!)
- Ryan Walker (Grade 9; Freshman)
- Harris (Grade 9; Freshman)
- Spyder (Grade 9; Freshman)
- Cassie Parks
- Mark Walker (Grade 10-11; Junior)
- Veracity (possibly)
- The school was destroyed in Let's Destroy Some Ooze! by MECH-X4 since Seth tricked the team into destroying it, instead of the monster he unleashed (Wasp).
| To view the Bay City High gallery, click here.