The length of a chapter in a novel varies from person to person, depending on the genre, plot, and theme of the novel. On some novel websites, the length of a chapter is usually between 2 to 3 million words. In some novels, the length of a chapter may be longer. However, no matter how long a chapter was, it should maintain the integrity of the plot and theme of the novel and allow the reader enough time to understand and experience the content of the novel.