Ohio, United States
Campbell Hill is, at 1,549 feet (472 m), the highest point in elevation in the U.S. state of Ohio. Campbell Hill is located within the city of Bellefontaine, two miles (3 km) northeast of downtown.
The peak is the former home of the Bellefontaine Air Force Station, where the 664th Aircraft Control and Warning Squadron maintained a Cold War early warning radar. Currently, the summit is occupied by the Ohio Hi-Point Career Center and is open to visitors Monday through Friday.