The Road to Avonlea series does not have a new book coming out soon. The latest book, Old Friends, Old Wounds (Book 29), was published in June 1995.
The first book in the Road to Avonlea series, The Journey Begins, was published in May 1992.
The Road to Avonlea series primarily falls into the Historical genre. This middle grade series was written for ages 8-12, but can be enjoyed by older readers as well.