These are the known campers that are at Camp Jupiter:
- Jason Grace- Son of Jupiter
- Percy Jackson- Son of Poseidon
- Reyna Avila Ramirez-Arellano- Daughter of Bellona
- Frank Zhang- Son of Mars, Descendant of Posiedon
- Hazel Levesque- Daughter of Pluto
- Dakota- Son of Bacchus
- Michael Varus- (Deceased)
- Octavian- Descendant of Apollo