Mystery, Thriller, and Horror Books Coming in July

Books publishing in July 2025 book covers.

Looking for mystery and thriller books releasing this July? Look no further: here are eleven new-released crime novels to pack in your carry-on.


Mary Kay McBrayer is the author of Madame Queen: The Life and Crimes of Harlem’s Underground Racketeer, Stephanie St. Clair and America’s First Female Serial Killer: Jane Toppan and the Making of a Monster. You can find her short works on history, true crime, and horror at Oxford American, Narratively, Mental Floss, and FANGORIA, among other publications. She hosts the podcast about women in true crime who are not just victims, The Greatest True Crime Stories Ever Told. Follow Mary Kay McBrayer on Instagram and Twitter, or check out her author site here.