Shadow Grail
fantasy
Series · fantasy
The Heroes of Olympus
The Heroes of Olympus series by Rick Riordan has 5 known books (6 published). It is best read in publication order, starting with The Lost Hero (2010). The Blood of Olympus is the latest book with a fully recorded publication date.
- Books
- 5 known books (5 novels + 1 companion)
- Published
- 6
- First published
- 2010
- Status
- completed
- Shelved under
- Fantasy
Start here: The Lost Hero (2010)
— then read straight through in publication order.
Reading order
The date order of published books and any announced future entries — the default way to read the series.
- Book 1:
The Lost Hero
The Lost Hero is the first book in The Heroes of Olympus, published in 2010 at 556 pages, picking up months after Percy Jackson and the Olympians' Titan war with a boy who wakes on a school bus with no memory -- while Percy himself has vanished from Camp Half-Blood entirely. Alternative text for cover: Cover of The Lost Hero - Book 2:
The Son of Neptune
The Son of Neptune (2011) follows The Lost Hero in The Heroes of Olympus and precedes The Demigod Diaries, revealing the series' great twist: a second, secret camp of Roman demigods has existed all along alongside the Greek one. Alternative text for cover: Cover of The Son of Neptune - Book 3:
The Demigod Diaries
Between The Son of Neptune and The Mark of Athena, The Heroes of Olympus continued in 2012 with The Demigod Diaries, a companion volume sitting inside Rick Riordan's widened, seven-narrator cast spanning both Greek and Roman camps. Alternative text for cover: Cover of The Demigod Diaries - Book 4:
The Mark of Athena
At 582 pages, The Mark of Athena was published in 2012, the third book in The Heroes of Olympus, the volume where the series' alternating Greek and Roman casts finally begin to unite. Alternative text for cover: Cover of The Mark of Athena - Book 5:
The House of Hades
At 597 pages, The House of Hades was published in 2013, the fourth book in The Heroes of Olympus, continuing Rick Riordan's seven-narrator saga as the united Greek-and-Roman demigods push toward the series' climax. Alternative text for cover: Cover of The House of Hades - Book 6:
The Blood of Olympus
The Blood of Olympus is the fifth and final book in The Heroes of Olympus, published in 2014 at 525 pages, closing out the saga that began with a memory-wiped boy on a school bus and the discovery of a secret Roman camp. Alternative text for cover: Cover of The Blood of Olympus
Our shelf-tested path for first-time readers.
- Book 1:
The Lost Hero
The Lost Hero is the first book in The Heroes of Olympus, published in 2010 at 556 pages, picking up months after Percy Jackson and the Olympians' Titan war with a boy who wakes on a school bus with no memory -- while Percy himself has vanished from Camp Half-Blood entirely. Alternative text for cover: Cover of The Lost Hero - Book 2:
The Son of Neptune
The Son of Neptune (2011) follows The Lost Hero in The Heroes of Olympus and precedes The Demigod Diaries, revealing the series' great twist: a second, secret camp of Roman demigods has existed all along alongside the Greek one. Alternative text for cover: Cover of The Son of Neptune - Book 3:
The Mark of Athena
At 582 pages, The Mark of Athena was published in 2012, the third book in The Heroes of Olympus, the volume where the series' alternating Greek and Roman casts finally begin to unite. Alternative text for cover: Cover of The Mark of Athena - Book 4:
The House of Hades
At 597 pages, The House of Hades was published in 2013, the fourth book in The Heroes of Olympus, continuing Rick Riordan's seven-narrator saga as the united Greek-and-Roman demigods push toward the series' climax. Alternative text for cover: Cover of The House of Hades - Book 5:
The Blood of Olympus
The Blood of Olympus is the fifth and final book in The Heroes of Olympus, published in 2014 at 525 pages, closing out the saga that began with a memory-wiped boy on a school bus and the discovery of a secret Roman camp. Alternative text for cover: Cover of The Blood of Olympus
Key facts about The Heroes of Olympus series
Our list has 6 books in The Heroes of Olympus series. Since all 6 are out now, you can read the whole list today. 5 are novels, while the rest is a companion book.
Start with The Lost Hero, since it opens the publication order in 2010. The Son of Neptune is book 2, from 2011. The Demigod Diaries is book 3, from 2012.
The Mark of Athena is book 4, from 2012. The House of Hades is book 5, from 2013. The Blood of Olympus is book 6, from 2014.
We also give a recommended order, while noting it is our own advice. It is not publisher canon.
The Blood of Olympus is the latest book with a full release date, out on 7 October 2014. Since the catalogue marks the series as complete, we list no next book.
The books came out between 2010 and 2014, while their length runs from 256 to 597 pages. That is a run of 4 years.
Rick Riordan has 44 books on our list. Additionally, they write Tres Navarre, Percy Jackson and the Olympians and The Kane Chronicles, plus 3 more series. We shelve the books under fantasy.
About The Heroes of Olympus
The Heroes of Olympus picks up months after the Titan war that closed Percy Jackson and the Olympians — and immediately breaks its own world open. A boy wakes on a school bus with no memory and a name he is not sure is his; meanwhile Percy Jackson has vanished from Camp Half-Blood entirely. The answer to both mysteries is the series' great twist: the Greek gods also have Roman aspects, and a second, secret camp of Roman demigods has existed all along, trained for discipline and conquest where the Greeks prize heroics and improvisation.
Rick Riordan widens his cast from one narrator to seven demigods — Jason, Piper, Leo, Percy, Annabeth, Hazel and Frank — whose alternating viewpoints power a five-book quest to stop Gaea, the earth mother herself, from waking. The stakes are bigger than the first series (a prophecy of seven, two camps on the brink of civil war, a flying warship crossing the Mediterranean), and the books are longer and slightly older in tone, dealing with memory, identity and belonging.
Highlights include the fan-favourite descent into Tartarus in The House of Hades and the introduction of characters — Nico di Angelo above all — whose stories carry forward into The Trials of Apollo. It is the structural centre of the Riordanverse: everything before feeds into it, and everything after builds on it.
Frequently asked questions
How many Heroes of Olympus books are there?
Five: The Lost Hero (2010), The Son of Neptune (2011), The Mark of Athena (2012), The House of Hades (2013) and The Blood of Olympus (2014). The series is complete.
What order should I read The Heroes of Olympus in?
Publication order — The Lost Hero, The Son of Neptune, The Mark of Athena, The House of Hades, The Blood of Olympus. The first two follow different casts and merge from book three onward.
Do I need to read Percy Jackson before The Heroes of Olympus?
Yes, ideally the original five Percy Jackson novels. Heroes of Olympus is a direct sequel series that spoils the first series' ending and reuses its main characters.
What comes after The Heroes of Olympus?
The Trials of Apollo (2016–2020), which continues directly from the aftermath of The Blood of Olympus and stars Apollo alongside characters introduced in this series.
If you like The Heroes of Olympus
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