Registration is now closed! Here is the final listing of bands performing in the 2021 festival.
School Name |
City |
Classification |
| Elgin High School | Elgin | AA |
| Manor High School | Manor | AA |
| Manor New Tech High School | Manor | AA |
| Marble Falls High School | Marble Falls | AA |
| Akins High School | Austin | AAA |
| Connally High School | Pflugerville | AAA |
| Navarro Early College High School | Austin | AAA |
| San Marcos High School | San Marcos | AAA |
| Stony Point High School | Round Rock | AAA |
| Tom C. Clark High School | San Antonio | AAA |
| Waller High School | Waller | AAA |
| Cedar Creek High School | Bastrop | AAAA |
| Lockhart High School | Lockhart | AAAA |
| McCallum High School | Austin | AAAA |
| S.F. Austin High School | Austin | AAAA |
| John Paul Stevens High School | San Antonio | AAAAA |
| Temple High School | Temple | AAAAA |