There are 4 books in the Halfpenny Orphans series.
The Halfpenny Orphans series does not have a new book coming out soon. The latest book, The Boy with the Latch Key (Book 4), was published in March 2017.
The first book in the Halfpenny Orphans series, The Orphans of Halfpenny Street, was published in September 2015.
The Halfpenny Orphans series primarily falls into the General Fiction genre.