Ninth Key
First edition | |
| Author | Meg Cabot |
|---|---|
| Cover artist | Danilo Ducak |
| Language | English |
| Series | The Mediator |
| Genre | Young adult novel |
| Publisher | Pulse |
Publication date | February 2001 |
| Publication place | United States |
| Media type | |
| Pages | 230 pp |
| ISBN | 0-671-78798-5 |
| OCLC | 56655291 |
| Preceded by | Shadowland |
| Followed by | Reunion |
Ninth Key is a novel written by Meg Cabot for teenagers and young adults. It is the second book of The Mediator series. Its alternative title is High Stakes.