Keywords: Riverside HS, De Graff.jpg 40 18 45 N 83 55 30 W Looking north from w Ohio State Route 235 State Route 235 toward Riverside High School De Graff Ohio Riverside High School and associated elementary and middle schools in western De Graff Ohio De Graff Ohio United States It was built in 2002 own 2016-04-03 User Nyttend Nyttend None Built in Ohio in 2002 Brick buildings in Logan County Ohio De Graff Ohio Elementary schools in Ohio High schools in Ohio Ohio State Route 235 Building-centered pictures by User Nyttend |