Reading order
The Heroes of Olympus reading order
- The Lost Hero2010
- The Son of Neptune2011
- The Mark of Athena2012
- The House of Hades2013
- The Blood of Olympus2014
- 5 volumes
- Volumes
- 2010–2014
- Published
- about 50 h
- Reading time
- Completed
- Status
- Middle grade#2
- Genre
Quick answer

Publication order
5 volumes2010–2014Completed
- This series picks up where Percy Jackson and the Olympians ends — read those five books first, or the opening chapter spoils their ending.
- Then in publication order from The Lost Hero (2010).
- The story continues afterwards in The Trials of Apollo.
A plan for the whole series
5 volumes, 2,776 pages, about 50 hours. At 45 min a day that is about 10 weeks.
Share of volume 1’s readers who reach the last volume. Chance of reaching the last volume: high
- Readers scored volume 5, “The Blood of Olympus”, below its predecessor (8.4 after 8.7). If you slow down there, that is on the book, not on you.
Stages
4 stages, with 3 short books from outside the series between them. You finish around January 17, 2027, 12 days later than in one go.
- Stage 110 h14 daysby November 12, 2026
- Short breakThe Fire Next Time · James Baldwin · 120 pp. · score 8.8
- Stage 220 habout 4 weeksby December 12, 2026
- Short breakOn Tyranny: Twenty Lessons from the Twentieth Century · Timothy Snyder · 128 pp. · score 8.4
- Stage 311 h15 daysby December 31, 2026
- Short breakAnimal Farm · George Orwell · 128 pp. · score 8.3
- Stage 410 h13 daysby January 17, 2027
- The end of the series
We count 1.1 min per page, the pace of an average novel reader. Faster? Move the slider.
Does the series hold up
Shape of the series: uneven. Scores jump by 0.5 points with no clear direction.
Best volume: The House of Hades (8.7, 1,043 ratings). Weakest: The Lost Hero (8.2). The series is complete; you can read it start to finish with no waiting. The last volume (8.4) scores close to the series average or above it.
How this plan is calculated
The plan comes from the pages and ratings of each volume: we split the series into stages of about three weeks’ reading, size each break to the stage before it, and read the chance of finishing from how many readers rate the last volume compared with the first. How we work out the plan →
Every volume in order
Order checked by hand · Order and years: Wikidata (CC0). Spotted an error? Tell us. · Data updated October 29, 2026
The Heroes of Olympus books ranked, best to worst
- 1.The House of HadesBook 4 · 20138.7
- 2.The Mark of AthenaBook 3 · 20128.5
- 3.The Son of NeptuneBook 2 · 20118.4
- 3.The Blood of OlympusBook 5 · 20148.4
- 5.The Lost HeroBook 1 · 20108.2
Extras, short stories and spin-offs
Not needed to follow the main story — read them after the series or skip them.
- The Demigod Diaries2012
Frequently asked questions
Which Heroes of Olympus book is the best?
By reader score, The House of Hades (8.7/10). The lowest-rated is The Lost Hero (8.2/10).
Which The Heroes of Olympus book is the longest?
“The House of Hades” is the longest at 597 pages; the shortest is “The Son of Neptune” with 513 pages.
What should I read after The Heroes of Olympus?
After the main series: The Demigod Diaries.









