| East River High School | |
| Motto: | Building a Legacy of Excellence |
| Established: | 2009 |
| Principal: | Rebecca Watson |
| Nickname: | Falcons |
| Colors: | Red, silver, white |
| Country: | United States |
| Address: | 650 East River Falcons Way |
| Enrollment: | 2,050 (2022-23)[1] |
| Teaching Staff: | 90.00 |
| Ratio: | 22.78 |
| Zipcode: | 32833 |
| Campus Type: | Rural |
| Rival: | Timber Creek High School |
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.[2]