| 1 | Abbotsleigh | Wahroonga | Mathematics Extension 2 | 10 |
| 2 | Al Noori Muslim School Senior Campus | Greenacre | Mathematics Extension 2 | 5 |
| 3 | Al-Faisal College | Auburn | Mathematics Extension 2 | 6 |
| 4 | Alexandria Park Community School | Alexandria | Mathematics Extension 2 | 2 |
| 5 | Alpha Omega Senior College | Auburn | Mathematics Extension 2 | 3 |
| 6 | Aquinas College | Menai | Mathematics Extension 2 | 1 |
| 7 | Arden Anglican School Epping Campus | Epping | Mathematics Extension 2 | 2 |
| 8 | Armidale Secondary College | Armidale | Mathematics Extension 2 | 1 |
| 9 | Arthur Phillip High School | Parramatta | Mathematics Extension 2 | 3 |
| 10 | Ascham School | Edgecliff | Mathematics Extension 2 | 3 |
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| 11 | Asquith Boys High School | Asquith | Mathematics Extension 2 | 1 |
| 12 | Asquith Girls High School | Asquith | Mathematics Extension 2 | 1 |
| 13 | Avondale School | Cooranbong | Mathematics Extension 2 | 2 |
| 14 | Barker College | Hornsby | Mathematics Extension 2 | 18 |
| 15 | Barrenjoey High School | Avalon | Mathematics Extension 2 | 1 |
| 16 | Baulkham Hills High School | Baulkham Hills | Mathematics Extension 2 | 81 |
| 17 | Beverly Hills Girls High School | Beverly Hills | Mathematics Extension 2 | 1 |
| 18 | Bishop Druitt College | Coffs Harbour | Mathematics Extension 2 | 2 |
| 19 | Bishop Tyrrell Anglican College | Fletcher | Mathematics Extension 2 | 1 |
| 20 | Blacktown Girls High School | Blacktown | Mathematics Extension 2 | 1 |
| 21 | Blakehurst High School | Blakehurst | Mathematics Extension 2 | 5 |
| 22 | Blaxland High School | Blaxland | Mathematics Extension 2 | 1 |
| 23 | Blue Mountains Grammar School | Wentworth Falls | Mathematics Extension 2 | 2 |
| 24 | Bonnyrigg High School | Bonnyrigg | Mathematics Extension 2 | 5 |
| 25 | Brigidine College St Ives | St Ives | Mathematics Extension 2 | 1 |
| 26 | Bulli High School | Bulli | Mathematics Extension 2 | 2 |
| 27 | Burwood Girls High School | Croydon | Mathematics Extension 2 | 4 |
| 28 | Byron Bay High School | Byron Bay | Mathematics Extension 2 | 1 |
| 29 | Cabramatta High School | Cabramatta | Mathematics Extension 2 | 2 |
| 30 | Calrossy Anglican School | Tamworth | Mathematics Extension 2 | 1 |
| 31 | Canberra Grammar School | Red Hill, ACT | Mathematics Extension 2 | 1 |
| 32 | Canley Vale High School | Canley Vale | Mathematics Extension 2 | 2 |
| 33 | Caringbah High School | Caringbah | Mathematics Extension 2 | 14 |
| 34 | Carlingford High School | Carlingford | Mathematics Extension 2 | 10 |
| 35 | Castle Hill High School | Castle Hill | Mathematics Extension 2 | 3 |
| 36 | Champagnat Catholic College | Maroubra | Mathematics Extension 2 | 1 |
| 37 | Chatswood High School | Chatswood | Mathematics Extension 2 | 5 |
| 38 | Cheltenham Girls High School | Beecroft | Mathematics Extension 2 | 7 |
| 39 | Cherrybrook Technology High School | Cherrybrook | Mathematics Extension 2 | 5 |
| 40 | Chester Hill High School | Chester Hill | Mathematics Extension 2 | 1 |
| 41 | Chevalier College | Burradoo | Mathematics Extension 2 | 1 |
| 42 | Christian Brothers High School Lewisham | Lewisham | Mathematics Extension 2 | 3 |
| 43 | Concord High School | Concord | Mathematics Extension 2 | 4 |
| 44 | Conservatorium High School | Sydney | Mathematics Extension 2 | 3 |
| 45 | Covenant Christian School | Belrose | Mathematics Extension 2 | 1 |
| 46 | Cranbrook School | Bellevue Hill | Mathematics Extension 2 | 11 |
| 47 | Cumberland High School | Carlingford | Mathematics Extension 2 | 1 |
| 48 | Danebank An Anglican School for Girls | Hurstville | Mathematics Extension 2 | 2 |
| 49 | Dapto High School | Dapto | Mathematics Extension 2 | 2 |
| 50 | Davidson High School | Frenchs Forest | Mathematics Extension 2 | 1 |