The River Valley Local School district (abbreviated RVLSD) is a public school district serving students in and around the village of Caledonia in Marion County, Ohio, United States. As of June 2020, the superintendent of the schools is Mr. Adam Wickham. As of October 2017, the school district enrolls 1,934 students.[1] In addition to Caledonia, the school district includes the communities of Claridon, Martel, Waldo, and eastern Marion.[2] The school district gained some controversy in the late 90s and early 2000s when there was a possibility of cancer-causing chemicals contaminating the grounds of the old high school and middle school campuses.[3]