East River High School is a high school located in east Orange County, Florida, United States. It is located in the Bithlo area. East River High School was built in 2009 as a relief school to reduce overcrowding in nearby high schools Timber Creek High School and University High School. It is part of the Orange County Public Schools and serves grades 9-12. References Notable alumni ILYMAZZI American Rapper External links East River High School website High schools in Orange County, Florida Public high schools in Florida Orange County Public Schools Educational institutions established in 2009 2009 establishments in Florida