Fablehaven: Keys to the Demon Prison
Cover art | |
| Author | Brandon Mull |
|---|---|
| Illustrator | Brandon Dorman |
| Language | English |
| Series | Fablehaven |
| Genre | Fantasy novel |
| Publisher | Shadow Mountain |
Publication date | March 23, 2010 |
| Publication place | United States |
| Media type | Print (hardback & paperback), E-book and Audiobook |
| Pages | 593 (hardcover edition) |
| ISBN | 978-1-60641-238-1 |
| Preceded by | Fablehaven: Secrets of the Dragon Sanctuary |
Fablehaven: Keys to the Demon Prison is the fifth and final installment in the best-selling Fablehaven series by Brandon Mull.