Sunbury is a village in Delaware County, Ohio, United States. The population was 4,389 at the 2010 census. The village is centered around a New England-styled traditional town square with the historic village hall located in the center of a village green. The village is home to a major American Showa manufacturing facility, which manufactures automotive parts for Honda of America.
Sunbury is located at 40°14′34″N 82°51′38″W / 40.24278°N 82.86056°W / 40.24278; -82.86056 (40.242838, -82.860439).
According to the United States Census Bureau, the village has a total area of 2.5 square miles (6.6 km²), all of it land.