The top of the Indiana volleyball landscape is beginning to take shape. Fort Wayne Carroll and Westfield remain steady at Nos. 1 and 2, while Yorktown holds its spot ahead of Hamilton Southeastern after a five-set head-to-head win. Plainfield makes one of the week’s biggest moves after handing Bloomington South its first loss, while Carmel continues its climb. Here’s the Indiana Preps Power 15 following matches played September 7–12.
| Rank | Team | Previous | Movement |
| 1 | Fort Wayne Carroll | 1 | — |
| 2 | Westfield | 2 | — |
| 3 | Yorktown | 3 | — |
| 4 | Hamilton Southeastern | 4 | — |
| 5 | Plainfield | 8 | 3 |
| 6 | Center Grove | 7 | 1 |
| 7 | Bloomington South | 5 | -2 |
| 8 | Carmel | 12 | 4 |
| 9 | Penn | 6 | -3 |
| 10 | New Palestine | 9 | -1 |
| 11 | Chesterton | 11 | — |
| 12 | Southwood | 10 | -2 |
| 13 | Harrison (West Lafayette) | 14 | 1 |
| 14 | Providence | 13 | -1 |
| 15 | Floyd Central | NR | NR |