Results
See the results of the 2021 TCGC - Klein Oak HS results from Sunday, March 14th.
| Percussion Scholastic AA | Rank |
| Pasadena HS | 1 |
Percussion Scholastic Concert A | |
| Magnolia HS | 1 |
| Willis HS | 2 |
Percussion Scholastic A | |
| La Porte HS | 1 |
| Tompkins HS | 2 |
| Klein Collins HS | 3 |
Percussion Scholastic Concert Open | |
| Morton Ranch HS | 1 |
Percussion Scholastic Open | |
| Cy-Fair HS | 1 |
| Clear Brook HS | 2 |
Percussion Scholastic World | |
| North Shore | 1 |