There are 3 books in The Orphan Train Trilogy series.
The Orphan Train Trilogy series does not have a new book coming out soon. The latest book, Whispers in the Wind (Book 3), was published in October 2003.
The first book in The Orphan Train Trilogy series, The Little Sparrows, was published in January 2003.
The Orphan Train Trilogy series primarily falls into the Western and Christian Historical genres.