Exploring Rick Riordan’s mythological universe can feel like entering the Labyrinth without a map. What started as a bedtime story for his son grew into a vast, interconnected world of gods, demigods, monsters, and heroes. Today, the Percy Jackson Books span five major series, along with short-story collections and companion guides, giving readers an expansive journey through modern Greek mythology.
Whether you are an aspiring author looking to study masterclass pacing, a poet inspired by modern mythmaking, or a lifelong reader returning to Camp Half-Blood, getting the reading sequence right is essential for avoiding spoilers and preserving major plot arcs.
This guide outlines the definitive reading orders for the Percy Jackson books both chronological and by publication date including the latest “Senior Year Adventures” release, Wrath of the Triple Goddess.
Table Of Contents
Percy Jackson Books Reading Order At a Glance
If you want a straightforward roadmap, here is the master reading order for Rick Riordan’s entire mythological continuum (often called the Camp Half-Blood Chronicles).
| Order | Book / Series | Era / Sub-Series | Core Mythology |
| 1–5 | Percy Jackson & the Olympians | Original PJO Arc | Greek |
| 6–10 | The Heroes of Olympus | Prophecy of Seven Arc | Greek & Roman |
| 11–13 | The Kane Chronicles | Standalone Crossover Era | Egyptian |
| 14–16 | Magnus Chase and the Gods of Asgard | Parallel Norse Arc | Norse |
| 17–21 | The Trials of Apollo | Fall of Apollo Arc | Greek & Roman |
| 22–23 | Senior Year Adventures (Chalice, Triple Goddess) | Modern Percy Arc | Greek |
| 24+ | Nico di Angelo Adventures (The Sun and the Star) | Standalone Quests | Greek & Underworld |
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The Core Series: Percy Jackson & the Olympians
The story begins here. The original five-book series introduces Percy Jackson, a twelve-year-old boy who discovers he is a demigod the son of Poseidon.
The Lightning Thief (2005)
Rick Riordan’s first Percy Jackson book introduces twelve-year-old Percy as he discovers he is the demigod son of Poseidon. Alongside Grover and Annabeth, he embarks on a dangerous quest across the United States to recover Zeus’s stolen master bolt and prevent a war among the gods.
The Sea of Monsters (2006)
In the second Percy Jackson book, Percy discovers that Camp Half-Blood’s magical borders are failing after Thalia’s tree is poisoned. He, Annabeth, and his new half-brother Tyson journey into the dangerous Sea of Monsters to rescue Grover and retrieve the Golden Fleece. The adventure also reveals a troubling secret about Percy’s family and sets the stage for greater dangers ahead.
The Titan’s Curse (2007)
The third book follows Percy as he joins a dangerous quest after Annabeth and the goddess Artemis disappear. Alongside Grover, Thalia, and the Hunters of Artemis, Percy must uncover the mystery behind a powerful monster and confront the growing threat of the Titans. The adventure deepens the series’ prophecies, friendships, and conflicts while raising the stakes for Olympus.
The Battle of the Labyrinth (2008)
In the fourth book, Percy and his friends face an imminent invasion of Camp Half-Blood by Kronos’s forces. Led by Annabeth, they enter the ever-changing Labyrinth to find Daedalus and prevent the Titans from using it as a secret route into camp. Filled with monsters, mysteries, and escalating tension, the adventure brings Percy closer to the coming war.
The Last Olympian (2009)
The fifth and final book brings Percy Jackson’s journey to a thrilling climax as Kronos and his Titan army advance on New York City. With the Olympian gods battling Typhon, Percy and the demigods must defend Mount Olympus and fulfill the prophecy surrounding his sixteenth birthday. Packed with sacrifice, friendship, and epic battles, this installment delivers a powerful conclusion to the core series.
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Expanding the World: The Heroes of Olympus
Following the events of The Last Olympian, Riordan expanded the universe by introducing Roman demigods at Camp Jupiter. This five-book series increases the point-of-view cast to seven demigods.
The Lost Hero (2010)
The first book in The Heroes of Olympus introduces Jason, Piper, and Leo, three new demigods who arrive at Camp Half-Blood with mysterious pasts and powerful abilities. Jason has lost his memory, while Piper and Leo face secrets of their own. Together, they embark on a dangerous quest to rescue Hera and uncover the truth behind a new Great Prophecy.
The Son of Neptune (2011)
The second book in The Heroes of Olympus follows Percy Jackson as he awakens without his memories and arrives at Camp Jupiter, the Roman demigod camp. There, he befriends Hazel Levesque and Frank Zhang before embarking on a dangerous quest to free Thanatos. Their journey introduces Roman mythology and brings Percy closer to the mysterious Prophecy of Seven.
The Mark of Athena (2012)
The third book in The Heroes of Olympus brings Greek and Roman demigods together as they sail aboard the Argo II toward Rome. Annabeth must follow the mysterious Mark of Athena and recover the stolen Athena Parthenos while the seven demigods work to fulfill their prophecy. Their dangerous journey strengthens alliances but ends with a shocking cliffhanger involving Percy and Annabeth.
The House of Hades (2013)
The fourth book in The Heroes of Olympus follows Percy and Annabeth as they struggle to survive Tartarus while the other demigods search for the mortal side of the Doors of Death. Their mission is to seal the Doors and stop Gaea’s forces from becoming unstoppable. With danger closing in, the Seven face their most difficult challenge yet.
The Blood of Olympus (2014)
The fifth and final book in The Heroes of Olympus brings the Great Prophecy to its dramatic conclusion. As Gaea prepares to awaken and her giants threaten the world, the Greek and Roman demigods must work together. While the Argo II heads toward Athens, Nico and Reyna race to return the Athena Parthenos and prevent a devastating war between the camps.
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Parallel Mythologies: Kane Chronicles & Magnus Chase
While not strictly centered on Percy Jackson, these series take place in the exact same shared universe and feature notable crossovers.
The Red Pyramid (2010)
The first book in The Kane Chronicles introduces siblings Carter and Sadie Kane, who discover their family’s connection to an ancient Egyptian order of magicians. After their father accidentally unleashes the god Set, the siblings embark on a dangerous global quest to stop him. Blending Egyptian mythology, magic, and adventure, the story expands Rick Riordan’s mythological universe beyond Greek legends.
The Throne of Fire (2011)
The second book in The Kane Chronicles follows Carter and Sadie as they race to stop Apophis, the chaos snake, from escaping and destroying the world. To defeat him, they must locate the three sections of the Book of Ra and revive the sun god. Their globe-spanning quest combines Egyptian mythology, magic, humor, and escalating danger.
The Serpent’s Shadow (2012)
The third and final book in The Kane Chronicles brings Carter and Sadie’s battle against Apophis to its climax. With the chaos snake threatening to destroy the world, the siblings search for a way to use his own shadow against him. Facing divided magicians, weakened gods, and dangerous magic, the Kanes risk everything in this thrilling Egyptian mythology adventure.
The Sword of Summer (2015)
The first book in Magnus Chase and the Gods of Asgard introduces Magnus, a homeless teenager who discovers he is the son of the Norse god Frey. After a deadly encounter with a fire giant, Magnus enters Valhalla and learns about Ragnarok. With his friends, he must recover a legendary sword and prevent a catastrophe threatening the Nine Worlds.
The Hammer of Thor (2016)
The second book in Magnus Chase and the Gods of Asgard follows Magnus and his friends as they search for Thor’s stolen hammer, Mjölnir. Without it, the mortal world is vulnerable to an invasion by giants. Their quest becomes more complicated when Loki demands a dangerous bargain involving Samirah and a giant, forcing Magnus to confront new threats and difficult choices.
The Ship of the Dead (2017)
The third and final book in Magnus Chase and the Gods of Asgard follows Magnus and his friends as they journey across Midgard, Jotunheim, and Niflheim to stop Loki and his deadly ship, Naglfar, from triggering Ragnarok. Facing giants, sea gods, and monsters, Magnus must also overcome his inner doubts in this thrilling conclusion to the Norse mythology trilogy.
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The Trials of Apollo & Senior Year Adventures
Following The Heroes of Olympus, Zeus punishes the god Apollo by turning him into a mortal teenager named Lester Papadopoulos.
The Hidden Oracle (2016)
The first book in The Trials of Apollo follows Apollo after Zeus punishes him by turning the immortal god into a powerless teenage boy named Lester. Seeking a way back to Olympus, Apollo arrives at Camp Half-Blood and discovers that several Oracles have gone dark. With Meg McCaffrey’s help, he must face monsters, enemies, and dangerous trials.
The Dark Prophecy (2017)
The second book in The Trials of Apollo follows Apollo, still trapped in his mortal form as Lester, as he journeys to Indianapolis with Leo Valdez and Calypso. Their mission is to find a lost Oracle while confronting Commodus, a ruthless Roman emperor and member of the Triumvirate. Along the way, Apollo faces dangerous monsters, difficult memories, and unexpected challenges.
The Burning Maze (2018)
The third book in The Trials of Apollo follows Apollo, still trapped in his mortal form as Lester, and Meg as they journey through the Labyrinth into the American Southwest. Their mission is to find the third member of the Triumvirate and restore a missing Oracle. Along the way, they face dangerous enemies, cryptic prophecies, and heartbreaking challenges.
The Tyrant’s Tomb (2019)
The fourth book in The Trials of Apollo takes Apollo, still trapped in his mortal form as Lester, to Camp Jupiter, where Roman demigods prepare for a desperate battle against the Triumvirate. Joined by familiar heroes including Hazel, Reyna, and Frank, Apollo must confront an undead Roman king and help defend the camp from destruction.
The Tower of Nero (2020)
The fifth and final book in The Trials of Apollo brings Apollo’s mortal journey to its climactic conclusion. Still living as Lester, Apollo and Meg return to New York to confront Nero and his forces before facing Apollo’s ancient enemy, Python. With help from familiar demigods, Apollo must overcome his final trials and prove he is ready to reclaim his place among the gods.
The Chalice of the Gods (2023)
This sixth Percy Jackson and the Olympians book begins Percy’s senior-year adventures as he works toward his college plans. To earn recommendation letters from the gods, Percy must complete three quests, starting with recovering Ganymede’s stolen chalice. Reuniting Percy with Annabeth and Grover, the story blends Greek mythology, humor, friendship, and a fresh quest.
Wrath of the Triple Goddess (2024)
The second Senior Year Adventures book follows Percy as he seeks his second college recommendation letter from Hecate. With Annabeth and Grover, he pet-sits Hecate’s magical pets during Halloween week, but Grover accidentally drinks a potion, causing chaos. The trio must find the escaped animals and repair Hecate’s mansion before she returns.
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Conclusion
Reading the Percy Jackson Books in order is the best way to experience Rick Riordan’s expanding mythological universe, from Percy’s first adventure in The Lightning Thief to his latest senior-year quests. Along the way, readers can explore the Heroes of Olympus, Kane Chronicles, Magnus Chase, and Trials of Apollo series, discovering how Greek, Egyptian, and Norse mythology connect.
Whether you are a longtime fan or starting the journey for the first time, following the recommended order makes character development, prophecies, friendships, and major story arcs easier to appreciate.
So, grab your favorite book, begin with Percy’s first quest, and let the adventure unfold. The Percy Jackson Books offer a thrilling blend of mythology, humor, friendship, and unforgettable heroes that can keep readers hooked from the first page to the last.
