The Most Exciting and Terrifying New Horror Releases Coming Out in September 2026

Halloween season is when horror readers really get to thrive, and we all know Halloween season officially begins in September. It’s no surprise that there’s such an abundance of new horror titles coming out this month. Cancel your plans this month, because reading all of these books is about to be your number one priority. Prepare yourselves for the creepiest reading time of the year! An Immaculate Deception by Isabela Livino (Penguin, September 1) The month kicks off with this debut Gothic horror novel set in Pernambuco, Brazil, in 1877. When the deeply religious Madalena falls pregnant out of wedlock, her mother insists that she track down the father and marry him. Madalena is certain that her lover, Leandro Neves, will propose when he finds out she is pregnant. But then a violent storm derails her plans, and she finds herself trapped in Leandro’s family’s crumbling mansion, a place full of secrets and inexplicable phenomena. It’s a place that changes people. Mothersucker by Kim Bohyun and translated by Archana Madhavan (Vintage, September 1) This fast-paced horror/thriller is Kim Bohyun’s English-language debut. Geum-hong is a grieving mother reeling from the death of her daught...