College Corner is a village in Butler and Preble counties in the U.S. state of Ohio. The population was 387 at the 2020 census. The village lies on the state line with Indiana, where it borders the town of West College Corner about 5 miles (8 km) northwest of Oxford, Ohio. The public school, part of the Union County–College Corner Joint School District, is bisected by the state line and is operated jointly with Indiana authorities.