Halloween isn’t just for costumes and candy—it’s the perfect time to curl up with a spine-chilling book that keeps you turning pages deep into the night. If you’re in the mood for something eerie, unsettling, or downright terrifying, here’s a list of the creepiest Halloween books for adults (warning: no kid-friendly titles here).

Whether you love psychological thrillers, classic horror, or supernatural tales, these spooky novels are the best books to read on Halloween for adults.

Halloween is a perfect time to showcase your love for literature: ghost stories, science fiction, Gothic villains and more! Whether you want to dress up as a beloved character, an iconic author, or bring a book theme to life, these book Halloween costumes aim to inspire readers and non-readers alike.