River Valley High School is a public high school near Bidwell, in the U.S. state of Ohio. It is one of two high schools in the Gallia County Local School District, the other school being South Gallia High School. Their nickname is the Raiders. The school has been rated "Excellent" two years in a row on the state report card making it one of the highest ranked schools within several counties. In August 2009 the current RVHS facility was officially opened, taking the place of the previous RVHS located in nearby Cheshire. The new location places River Valley High School just a short distance from its main feeder school, River Valley Middle School. The 2009–10 school year was the first to take place in the new building, with the Class of 2010 being the first class to graduate, and the Class of 2013 being the first to complete all four years of their secondary education at the new building.