The Watership Down series does not have a new book coming out soon. The latest book, Tales from Watership Down (Book 2), was published in October 1996.
The first book in the Watership Down series, Watership Down, was published in January 1972.
The Watership Down series primarily falls into the Fantasy genre. This middle grade series was written for ages 8-12, but can be enjoyed by older readers as well.