The Gatekeeper books in order A series by Nancy Holder
The Gatekeeper series by Nancy Holder has 3 books, from Out of the Madhouse (1999) to Sons of Entropy (1999). Read it in order, starting with Out of the Madhouse.
Reading order: 1 Out of the Madhouse (1999) · 2 Ghost Roads (1999) · 3 Sons of Entropy (1999)
Updated September 2026
All 3 The Gatekeeper books in order
- 1.
Out of the Madhouse (1999)
- 2.
Ghost Roads (1999)
- 3.
Sons of Entropy (1999)
The Gatekeeper FAQ
- How many The Gatekeeper books are there?
- There are 3 The Gatekeeper books, as of September 2026.
- What order should I read the The Gatekeeper books in?
- In publication order, starting with Out of the Madhouse (1999): 1 Out of the Madhouse (1999) · 2 Ghost Roads (1999) · 3 Sons of Entropy (1999).
- What is the first The Gatekeeper book?
- Out of the Madhouse (1999).
- What is the latest The Gatekeeper book?
- Sons of Entropy (1999).
- Is the Gatekeeper series finished?
- There have been no new The Gatekeeper books since 1999.
- Did Nancy Holder write other series?
- Yes: Unseen.
More series by Nancy Holder
All Nancy Holder booksUnseen
3 books
Sources: series order and dates from Wikidata and Open Library. Last updated September 2026.