It turns out that books with castle in the title are way more common than you think. Here are 50+ good books with castle in the title, including both fiction and non-fiction. It's safe to say that most of these titles are books about castles, but the core commonality between these books is that they have the word castle in the title.Books with castle in the title include The Man in the High Castle by Philip K. Dick, The Castle by Malcolm Pasley, and The Glass Castle by Jeannette Walls. If you have a favorite castle book, vote it up below, or add it to the list if it's not already here. It doesn't matter if it's science fiction, fantasy, romance, or non-fiction - if the book has castle in the name, it belongs on this list.