The narrative follows the formative experiences of a young boy navigating the rigid social hierarchies and moral challenges of a nineteenth-century English public school. Tom Brown enters Rugby School as an innocent newcomer, tasked with surviving the brutal hazing rituals and the influence of older, predatory students. He must reconcile his own desire for independence with the expectations of the school's headmaster, Dr. Arnold, who seeks to instill character and discipline in his pupils. The story unfolds through a third-person perspective that emphasizes the physical environment of the school and the evolving social dynamics among the boys.

This work is widely regarded as the quintessential example of the school story genre, establishing many of the tropes that would define the category for decades. The narrative is noted for its earnest tone and its focus on the development of character through adversity and communal living. Readers often highlight the vivid portrayal of the school environment and the moral weight placed upon the protagonist's choices. The text remains a significant reference point for understanding the educational ideals of the Victorian era and the cultural impact of the public school system.