| 51 | Canowindra High School | Canowindra | Mathematics Advanced | 1 |
| 52 | Canterbury Boys High School | Ashbury | Mathematics Advanced | 1 |
| 53 | Caringbah High School | Caringbah | Mathematics Advanced | 33 |
| 54 | Carlingford High School | Carlingford | Mathematics Advanced | 46 |
| 55 | Caroline Chisholm College | Glenmore Park | Mathematics Advanced | 3 |
| 56 | Casimir Catholic College | Marrickville | Mathematics Advanced | 1 |
| 57 | Castle Hill High School | Castle Hill | Mathematics Advanced | 31 |
| 58 | Catherine McAuley Westmead | Westmead | Mathematics Advanced | 10 |
| 59 | Cecil Hills High School | Cecil Hills | Mathematics Advanced | 4 |
| 60 | Cedars Christian College | Farmborough Heights | Mathematics Advanced | 1 |
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| 61 | Central Coast Grammar School | Erina Heights | Mathematics Advanced | 16 |
| 62 | Cerdon College | Merrylands | Mathematics Advanced | 4 |
| 63 | Chatswood High School | Chatswood | Mathematics Advanced | 64 |
| 64 | Cheltenham Girls High School | Beecroft | Mathematics Advanced | 20 |
| 65 | Cherrybrook Technology High School | Cherrybrook | Mathematics Advanced | 32 |
| 66 | Chester Hill High School | Chester Hill | Mathematics Advanced | 1 |
| 67 | Chevalier College | Burradoo | Mathematics Advanced | 1 |
| 68 | Christadelphian Heritage College Sydney | Kemps Creek | Mathematics Advanced | 3 |
| 69 | Christian Brothers High School Lewisham | Lewisham | Mathematics Advanced | 8 |
| 70 | Clancy Catholic College | West Hoxton | Mathematics Advanced | 14 |
| 71 | Coffs Harbour Christian Community School | Bonville | Mathematics Advanced | 2 |
| 72 | Coffs Harbour Senior College | Coffs Harbour | Mathematics Advanced | 3 |
| 73 | Colo High School | North Richmond | Mathematics Advanced | 1 |
| 74 | Concord High School | Concord | Mathematics Advanced | 8 |
| 75 | Condell Park High School | Condell Park | Mathematics Advanced | 3 |
| 76 | Conservatorium High School | Sydney | Mathematics Advanced | 8 |
| 77 | Corpus Christi College | Maroubra | Mathematics Advanced | 1 |
| 78 | Covenant Christian School | Belrose | Mathematics Advanced | 10 |
| 79 | Cranbrook School | Bellevue Hill | Mathematics Advanced | 25 |
| 80 | Crestwood High School | Baulkham Hills | Mathematics Advanced | 1 |
| 81 | Cronulla High School | Cronulla | Mathematics Advanced | 1 |
| 82 | Cumberland High School | Carlingford | Mathematics Advanced | 14 |
| 83 | Danebank An Anglican School for Girls | Hurstville | Mathematics Advanced | 9 |
| 84 | De La Salle College Revesby Heights | Revesby Heights | Mathematics Advanced | 3 |
| 85 | Denison College of Secondary Education Bathurst | Bathurst | Mathematics Advanced | 2 |
| 86 | Domremy College | Five Dock | Mathematics Advanced | 2 |
| 87 | Dulwich High School of Visual Arts and Design | Dulwich Hill | Mathematics Advanced | 3 |
| 88 | East Hills Girls Technology High School | Panania | Mathematics Advanced | 2 |
| 89 | Edmund Rice College | West Wollongong | Mathematics Advanced | 5 |
| 90 | Elizabeth Macarthur High School | Narellan | Mathematics Advanced | 1 |
| 91 | Emanuel School | Randwick | Mathematics Advanced | 14 |
| 92 | Emmanuel Anglican College | Ballina | Mathematics Advanced | 2 |
| 93 | Endeavour Sports High School | Caringbah | Mathematics Advanced | 2 |
| 94 | Epping Boys High School | Eastwood | Mathematics Advanced | 29 |
| 95 | Erina High School | Erina | Mathematics Advanced | 1 |
| 96 | Fairfield High School | Fairfield | Mathematics Advanced | 1 |
| 97 | Fairvale High School | Fairfield West | Mathematics Advanced | 3 |
| 98 | Fort Street High School | Petersham | Mathematics Advanced | 39 |
| 99 | Freeman Catholic College | Bonnyrigg Heights | Mathematics Advanced | 6 |
| 100 | Frensham School | Mittagong | Mathematics Advanced | 1 |