Centerburg is a village in Knox County, Ohio, United States, along the North Fork of the Licking River. As of the 2020 census, the village population was 1,690. Centerburg is located near the geographical center of Ohio.

Knox County is a county located in the U.S. state of Ohio. As of the 2020 census, the population was 62,721. Its county seat is Mount Vernon. The county is named for Henry Knox, an officer in the American Revolutionary War who was later the first Secretary of War. Knox County comprises the Mount Vernon, OH Micropolitan Statistical Area, which is also included in the Columbus-Marion-Zanesville, OH Combined Statistical Area.