The Raven Cycle series does not have a new book coming out soon. The latest book, Opal (Book 4.5), was published in March 2018.
The first book in The Raven Cycle series, The Raven Boys, was published in September 2012.
The Raven Cycle series primarily falls into the Paranormal Romance and Fantasy genres. This young adult series was written for ages 12-17, but can be enjoyed by adults too.