Schools attended by ECYS musicians
- Lakeview Elementary School
- Holy Trinity Elementary School
- Ocean Air Elamentary School
- La Mesa Middle School
- Hillsdale Middle School
- Spring Valley Middle School
- Parkway Middle School
- Parkway Middle School
- Joan MacQueen Middle School
- Lakeside Middle School
- Eastlake Middle School
- Montgomery Middle School
- Lewis Middle School
- Greenfield Middle School
- La Presa Middle School
- Helix Charter High School
- East Lake High School
- Granite Hills High School
- School of Creative and Performong Arts
- El Capitan High School
- Serra High School
- Grossmont High School
- Steele Canyon High School
- High Tech High School
- Christian High School
- Patrick Henry High School
- Olympian High School
- Valhala High School
- Literacy First Charter School
- Otay Ranch High School
- Foothills Christian High School
- Montgomery High School
- El Cajon Valley High School
- Monte Vista High School
- West Hills High School
- Diego Hills Charter School
- Exploration Academy K-12
- SD Academy - Julian Charter School K-12
- Cuyamaca College
- Grossmont College
