| 501 | Kambala | Rose Bay | Bucci, Ariella Pia |
| 502 | Kambala | Rose Bay | Cusack, Claudia Sophia Ramsay |
| 503 | Kambala | Rose Bay | Davis, Niamh Eireann |
| 504 | Kambala | Rose Bay | Law, Emily |
| 505 | Kambala | Rose Bay | Maley, Olivia Charlotte |
| 506 | Kambala | Rose Bay | Mills, Isabel |
| 507 | Kambala | Rose Bay | Morrison, Alice May |
| 508 | Kambala | Rose Bay | Moskalenko, Dar'ya |
| 509 | Kambala | Rose Bay | Scanlan, Rosanna |
| 510 | Kambala | Rose Bay | Wang, Isabella |
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| 511 | Kambala | Rose Bay | White, Josephine Rose |
| 512 | Kambala | Rose Bay | Witt, Nicola Sidney |
| 513 | Kesser Torah College | Dover Heights | Amzalak, Rachel |
| 514 | Kildare Catholic College | Wagga Wagga | Conlan, Breisha |
| 515 | Kildare Catholic College | Wagga Wagga | James, Alex |
| 516 | Killara High School | Killara | Edinburg, Alexis Storm |
| 517 | Killara High School | Killara | Khor, Jasmine |
| 518 | Killara High School | Killara | Ng, Hai Yip Jim |
| 519 | Killara High School | Killara | O'Hara, Lauren Elise |
| 520 | Killara High School | Killara | Paget, Greta |
| 521 | Killara High School | Killara | Rodgers, Bethany Lauren Mullin |
| 522 | Kincoppal Rose Bay School of the Sacred Heart | Vaucluse | Castiglia, Michela Elise |
| 523 | Kincoppal Rose Bay School of the Sacred Heart | Vaucluse | Fitzgerald, Megan Claire |
| 524 | Kincoppal Rose Bay School of the Sacred Heart | Vaucluse | Laidlaw, Jade Amelia |
| 525 | Kincoppal Rose Bay School of the Sacred Heart | Vaucluse | Liang, Yuheng |
| 526 | Kincoppal Rose Bay School of the Sacred Heart | Vaucluse | Maganas, Madeleine Christina |
| 527 | Kincoppal Rose Bay School of the Sacred Heart | Vaucluse | Masur, Eva |
| 528 | Kincoppal Rose Bay School of the Sacred Heart | Vaucluse | McDonald, Madeleine Charlotte |
| 529 | Kincoppal Rose Bay School of the Sacred Heart | Vaucluse | Parmenter, Lara Olivia |
| 530 | Kincoppal Rose Bay School of the Sacred Heart | Vaucluse | Peers Tejero, Clara |
| 531 | Kinross Wolaroi School | Orange | Carney, Rhoslyn |
| 532 | Kinross Wolaroi School | Orange | Gray, Kelsey |
| 533 | Kinross Wolaroi School | Orange | Mirrington, Alexander |
| 534 | Knox Grammar School | Wahroonga | Adams, Tom Henry |
| 535 | Knox Grammar School | Wahroonga | Bernhardt, William Paul |
| 536 | Knox Grammar School | Wahroonga | Bruck, Oscar Ferdinand |
| 537 | Knox Grammar School | Wahroonga | Cannon, Joshua Mark |
| 538 | Knox Grammar School | Wahroonga | Chen, Jackson Ze Feng |
| 539 | Knox Grammar School | Wahroonga | Clarke, Robert David Geoffrey |
| 540 | Knox Grammar School | Wahroonga | Close, Benjamin Edward |
| 541 | Knox Grammar School | Wahroonga | Davis, Callum Huw |
| 542 | Knox Grammar School | Wahroonga | de Meyrick, James Russell |
| 543 | Knox Grammar School | Wahroonga | de Solom, Timothy Julian |
| 544 | Knox Grammar School | Wahroonga | Geng, Joshua |
| 545 | Knox Grammar School | Wahroonga | Iyer, Neel Ram |
| 546 | Knox Grammar School | Wahroonga | Jerogin, Jake Alexander |
| 547 | Knox Grammar School | Wahroonga | Jiang, Thomas Wentao |
| 548 | Knox Grammar School | Wahroonga | Lane, Nicholas Scott |
| 549 | Knox Grammar School | Wahroonga | Li, Xinjie Jerry |
| 550 | Knox Grammar School | Wahroonga | Lin, Tsung-Pei Andrew |