The arrival of a new bishop and his ambitious chaplain in the quiet cathedral town of Barchester ignites a fierce ecclesiastical power struggle that threatens the established order. Archdeacon Grantly, determined to protect the interests of the local clergy, initiates a campaign of resistance against the encroaching influence of Bishop Proudie and the manipulative Mr. Slope. The narrative follows the intricate social maneuvers of the town's inhabitants as they navigate professional rivalries and personal romantic entanglements. Trollope employs a third-person omniscient perspective to dissect the motivations of his characters, balancing the gravity of clerical politics with the absurdity of provincial life.

Readers frequently highlight the novel's sharp wit and the effectiveness of Trollope's characterizations, particularly the memorable antagonist Mr. Slope. Discussion often centers on the balance between the lighthearted comedic elements and the underlying serious commentary on social hierarchy. Critics often praise the author's ability to maintain a consistent tone while managing a large cast of distinct personalities. Many readers find the atmosphere of the cathedral town to be exceptionally well-realized, providing a stable backdrop for the shifting alliances and personal dramas that define the narrative.