There are 4 books in The Hounds of Penhallow series.
The Hounds of Penhallow series does not have a new book coming out soon. The latest book, The Secrets Tree (Book 4), was published in July 2018.
The first book in The Hounds of Penhallow series, The Moonlight Statue, was published in February 2017.
The Hounds of Penhallow series primarily falls into the General Fiction genre. This middle grade series was written for ages 8-12, but can be enjoyed by older readers as well.