Here is a list of The Percy Jackson Books in Order. This list includes the following Percy Jackson books by Rick Riordan, and related series: Percy Jackson and the Olympians, The Heroes of Olympus, and The Trials of Apollo.
Percy Jackson and the Olympians
The Lightning Thief (2005)
From the blurb:
Lately, mythological monsters and the Olympian gods seem to be walking straight out of the pages of Percy Jackson’s Greek mythology textbook and into his life. Zeus’s master lightning bolt has been stolen, and Percy is the prime suspect. Percy and his friends have just ten days to find and return Zeus’s stolen property and bring peace to a warring Mount Olympus.
The Sea of Monsters (2006)
The Titan’s Curse (2007)
The Battle of the Labyrinth (2008)
The Last Olympian (2009)
The Chalice of the Gods (2023)
From the blurb:
Percy Jackson has saved the world multiple times – battling monsters, Titans, even giants – but these days the modern-day son of Poseidon is hoping for a regular final year at school.
Too bad the Greek gods have other plans, and three new quests for Percy to complete.
First up: the cupbearer of the gods, Ganymede, is missing his golden chalice. Not only is this embarrassing (why do the gods keep losing their magical items?), it’s also potentially disastrous. One sip from the cup will turn any mortal into a powerful god. And the old gods do not take kindly to newbies.…
The Heroes of Olympus
The Lost Hero (2010)
From the blurb:
Jason has a problem. He doesn’t remember anything before waking up on a school bus holding hands with a girl. Apparently she’s his girlfriend Piper, his best friend is a kid named Leo, and they’re all students in the Wilderness School, a boarding school for “bad kids.” What he did to end up here, Jason has no idea―except that everything seems very wrong.…
The Son of Neptune (2011)
The Mark of Athena (2012)
The House of Hades (2013)
The Blood of Olympus (2014)
The Trials of Apollo
The Hidden Oracle (2016)
From the blurb:
How do you punish an immortal? By making him human.
After angering his father Zeus, the god Apollo is cast down from Olympus. Weak and disoriented, he lands in New York City as a regular teenage boy. Now, without his godly powers, the four-thousand-year-old deity must learn to survive in the modern world until he can somehow find a way to regain Zeus’s favor….