| 1 | James Ruse Agricultural High School | Carlingford | Mathematics Extension 1 | 144 |
| 2 | Baulkham Hills High School | Baulkham Hills | Mathematics Extension 1 | 122 |
| 3 | Sydney Boys High School | Moore Park | Mathematics Extension 1 | 98 |
| 4 | North Sydney Boys High School | Crows Nest | Mathematics Extension 1 | 96 |
| 5 | North Sydney Girls High School | Crows Nest | Mathematics Extension 1 | 84 |
| 6 | Sydney Grammar School | Darlinghurst | Mathematics Extension 1 | 84 |
| 7 | Fort Street High School | Petersham | Mathematics Extension 1 | 77 |
| 8 | Sydney Girls High School | Surry Hills | Mathematics Extension 1 | 74 |
| 9 | Sydney Technical High School | Bexley | Mathematics Extension 1 | 64 |
| 10 | St George Girls High School | Kogarah | Mathematics Extension 1 | 57 |
| 11 | Hornsby Girls High School | Hornsby | Mathematics Extension 1 | 54 |
| 12 | Hurlstone Agricultural High School | Glenfield | Mathematics Extension 1 | 50 |
| 13 | Girraween High School | Girraween | Mathematics Extension 1 | 49 |
| 14 | Sefton High School | Sefton | Mathematics Extension 1 | 48 |
| 15 | Normanhurst Boys High School | Normanhurst | Mathematics Extension 1 | 43 |
| 16 | Pymble Ladies College | Pymble | Mathematics Extension 1 | 41 |
| 17 | Cherrybrook Technology High School | Cherrybrook | Mathematics Extension 1 | 36 |
| 18 | Killara High School | Killara | Mathematics Extension 1 | 36 |
| 19 | Northern Beaches Secondary College Manly Campus | North Curl Curl | Mathematics Extension 1 | 36 |
| 20 | Gosford High School | Gosford | Mathematics Extension 1 | 34 |
| 21 | Barker College | Hornsby | Mathematics Extension 1 | 33 |
| 22 | Cranbrook School | Bellevue Hill | Mathematics Extension 1 | 31 |
| 23 | Knox Grammar School | Wahroonga | Mathematics Extension 1 | 31 |
| 24 | Carlingford High School | Carlingford | Mathematics Extension 1 | 30 |
| 25 | Caringbah High School | Caringbah | Mathematics Extension 1 | 29 |
| 26 | St Marks Coptic Orthodox College | Wattle Grove | Mathematics Extension 1 | 28 |
| 27 | Moriah College | Queens Park | Mathematics Extension 1 | 26 |
| 28 | IPEKA Integrated Christian School | Jakarta, Indonesia | Mathematics Extension 1 | 25 |
| 29 | Malek Fahd Islamic School | Greenacre | Mathematics Extension 1 | 24 |
| 30 | Cheltenham Girls High School | Beecroft | Mathematics Extension 1 | 23 |
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| 31 | Homebush Boys High School | Homebush | Mathematics Extension 1 | 23 |
| 32 | Merewether High School | Broadmeadow | Mathematics Extension 1 | 23 |
| 33 | Penrith High School | Penrith | Mathematics Extension 1 | 23 |
| 34 | Turramurra High School | South Turramurra | Mathematics Extension 1 | 23 |
| 35 | Meriden School | Strathfield | Mathematics Extension 1 | 22 |
| 36 | Smiths Hill High School | Wollongong | Mathematics Extension 1 | 22 |
| 37 | Strathfield Girls High School | Strathfield | Mathematics Extension 1 | 22 |
| 38 | Taylors College | Waterloo | Mathematics Extension 1 | 22 |
| 39 | Chatswood High School | Chatswood | Mathematics Extension 1 | 21 |
| 40 | St Josephs College | ? | Mathematics Extension 1 | 21 |
| 41 | Abbotsleigh | Wahroonga | Mathematics Extension 1 | 20 |
| 42 | Epping Boys High School | Eastwood | Mathematics Extension 1 | 20 |
| 43 | St Aloysius College | Milsons Point | Mathematics Extension 1 | 20 |
| 44 | St Ignatius College | Lane Cove | Mathematics Extension 1 | 20 |
| 45 | Sydney Secondary College Blackwattle Bay Campus | Glebe | Mathematics Extension 1 | 20 |
| 46 | Canberra Grammar School | Red Hill, ACT | Mathematics Extension 1 | 19 |
| 47 | Killarney Heights High School | Killarney Heights | Mathematics Extension 1 | 19 |
| 48 | Parramatta Marist High School | Westmead | Mathematics Extension 1 | 19 |
| 49 | SHORE Sydney Church of England Grammar School | North Sydney | Mathematics Extension 1 | 19 |
| 50 | Newington College | Stanmore | Mathematics Extension 1 | 18 |
| 51 | The Scots College | Bellevue Hill | Mathematics Extension 1 | 18 |
| 52 | Canley Vale High School | Canley Vale | Mathematics Extension 1 | 17 |
| 53 | Georges River College Oatley Senior Campus | Oatley | Mathematics Extension 1 | 17 |
| 54 | Macquarie Fields High School | Macquarie Fields | Mathematics Extension 1 | 17 |
| 55 | Oakhill College | Castle Hill | Mathematics Extension 1 | 17 |
| 56 | The Kings School | North Parramatta | Mathematics Extension 1 | 17 |
| 57 | Trinity Grammar School | Summer Hill | Mathematics Extension 1 | 17 |
| 58 | Burwood Girls High School | Croydon | Mathematics Extension 1 | 16 |
| 59 | Tempe High School | Tempe | Mathematics Extension 1 | 16 |
| 60 | Reddam House Bondi Campus | North Bondi | Mathematics Extension 1 | 15 |
| 61 | St Marys Senior High School | St Marys | Mathematics Extension 1 | 15 |
| 62 | The Hills Grammar School | Kenthurst | Mathematics Extension 1 | 15 |
| 63 | Willoughby Girls High School | Willoughby | Mathematics Extension 1 | 15 |
| 64 | Arthur Phillip High School | Parramatta | Mathematics Extension 1 | 14 |
| 65 | Fairvale High School | Fairfield West | Mathematics Extension 1 | 14 |
| 66 | Loreto Kirribilli | Kirribilli | Mathematics Extension 1 | 14 |
| 67 | Ryde Secondary College | Ryde | Mathematics Extension 1 | 14 |
| 68 | Patrician Brothers College Fairfield | Fairfield | Mathematics Extension 1 | 13 |
| 69 | Randwick Boys High School | Randwick | Mathematics Extension 1 | 13 |
| 70 | SCEGGS Darlinghurst | Darlinghurst | Mathematics Extension 1 | 13 |
| 71 | Ascham School | Edgecliff | Mathematics Extension 1 | 12 |
| 72 | Blakehurst High School | Blakehurst | Mathematics Extension 1 | 12 |
| 73 | MLC School | Burwood | Mathematics Extension 1 | 12 |
| 74 | Presbyterian Ladies College Sydney | Croydon | Mathematics Extension 1 | 12 |
| 75 | Concord High School | Concord | Mathematics Extension 1 | 11 |
| 76 | Macarthur Girls High School | Parramatta | Mathematics Extension 1 | 11 |
| 77 | Loreto Normanhurst | Normanhurst | Mathematics Extension 1 | 10 |
| 78 | Our Lady of Mercy College Parramatta | Parramatta | Mathematics Extension 1 | 10 |
| 79 | Pal College | Cabramatta | Mathematics Extension 1 | 10 |
| 80 | Pennant Hills High School | Pennant Hills | Mathematics Extension 1 | 10 |
| 81 | St Andrews Cathedral School | Sydney | Mathematics Extension 1 | 10 |
| 82 | St Pius X College | Chatswood | Mathematics Extension 1 | 10 |
| 83 | William Clarke College | Kellyville | Mathematics Extension 1 | 10 |
| 84 | Cabramatta High School | Cabramatta | Mathematics Extension 1 | 9 |
| 85 | Masada College | St Ives | Mathematics Extension 1 | 9 |
| 86 | Ravenswood School for Girls | Gordon | Mathematics Extension 1 | 9 |
| 87 | Riverside Girls High School | Gladesville | Mathematics Extension 1 | 9 |
| 88 | Santa Sabina College | Strathfield | Mathematics Extension 1 | 9 |
| 89 | St Catherines School | Waverley | Mathematics Extension 1 | 9 |
| 90 | St Johns Park High School | St Johns Park | Mathematics Extension 1 | 9 |
| 91 | St Lukes Grammar School | Dee Why | Mathematics Extension 1 | 9 |
| 92 | St Mary and St Minas Coptic Orthodox College | Rockdale | Mathematics Extension 1 | 9 |
| 93 | St Marys Cathedral College | Sydney | Mathematics Extension 1 | 9 |
| 94 | St Pauls Catholic College | ? | Mathematics Extension 1 | 9 |
| 95 | Stella Maris College | Manly | Mathematics Extension 1 | 9 |
| 96 | Bishop Druitt College | Coffs Harbour | Mathematics Extension 1 | 8 |
| 97 | East Hills Boys High School | Panania | Mathematics Extension 1 | 8 |
| 98 | INTI International College Penang | Malaysia | Mathematics Extension 1 | 8 |
| 99 | MacKillop College Port Macquarie | Port Macquarie | Mathematics Extension 1 | 8 |
| 100 | Marsden High School | Meadowbank | Mathematics Extension 1 | 8 |
| 101 | SCECGS Redlands | Cremorne | Mathematics Extension 1 | 8 |
| 102 | St Ives High School | St Ives | Mathematics Extension 1 | 8 |
| 103 | St Patricks Marist College | Dundas | Mathematics Extension 1 | 8 |
| 104 | Sule College Prestons | Prestons | Mathematics Extension 1 | 8 |
| 105 | Trinity Catholic College Auburn Campus | Auburn | Mathematics Extension 1 | 8 |
| 106 | Beverly Hills Girls High School | Beverly Hills | Mathematics Extension 1 | 7 |
| 107 | Christian Brothers High School Lewisham | Lewisham | Mathematics Extension 1 | 7 |
| 108 | Danebank An Anglican School for Girls | Hurstville | Mathematics Extension 1 | 7 |
| 109 | Kincoppal Rose Bay School of the Sacred Heart | Vaucluse | Mathematics Extension 1 | 7 |
| 110 | Kingsgrove High School | Kingsgrove | Mathematics Extension 1 | 7 |
| 111 | Kogarah High School | Kogarah | Mathematics Extension 1 | 7 |
| 112 | Marcellin College | Randwick | Mathematics Extension 1 | 7 |
| 113 | Marist College Kogarah | Bexley | Mathematics Extension 1 | 7 |
| 114 | Northern Beaches Secondary College Freshwater Campus | Freshwater | Mathematics Extension 1 | 7 |
| 115 | Prairiewood High School | Prairiewood | Mathematics Extension 1 | 7 |
| 116 | St Gregorys College Campbelltown | Gregory Hills | Mathematics Extension 1 | 7 |
| 117 | St Patricks College Sutherland | Sutherland | Mathematics Extension 1 | 7 |
| 118 | The Illawarra Grammar School | Wollongong | Mathematics Extension 1 | 7 |
| 119 | Ashfield Boys High School | Ashfield | Mathematics Extension 1 | 6 |
| 120 | Australian International School Singapore | Singapore | Mathematics Extension 1 | 6 |
| 121 | De La Salle College Revesby Heights | Revesby Heights | Mathematics Extension 1 | 6 |
| 122 | Fairfield High School | Fairfield | Mathematics Extension 1 | 6 |
| 123 | Illawarra Christian School Cordeaux Campus | Cordeaux Heights | Mathematics Extension 1 | 6 |
| 124 | International Grammar School | Ultimo | Mathematics Extension 1 | 6 |
| 125 | La Salle Catholic College | Bankstown | Mathematics Extension 1 | 6 |
| 126 | Marist College North Shore | North Sydney | Mathematics Extension 1 | 6 |
| 127 | Pacific Hills Christian School | Dural | Mathematics Extension 1 | 6 |
| 128 | St Francis Xaviers College | Hamilton | Mathematics Extension 1 | 6 |
| 129 | St John Bosco College | Engadine | Mathematics Extension 1 | 6 |
| 130 | St Patricks College Strathfield | Strathfield | Mathematics Extension 1 | 6 |
| 131 | St Pauls High School | Booragul | Mathematics Extension 1 | 6 |
| 132 | Waverley College | Waverley | Mathematics Extension 1 | 6 |
| 133 | Wenona School | North Sydney | Mathematics Extension 1 | 6 |
| 134 | All Saints Catholic Senior College | Casula | Mathematics Extension 1 | 5 |
| 135 | Catherine McAuley Westmead | Westmead | Mathematics Extension 1 | 5 |
| 136 | Crestwood High School | Baulkham Hills | Mathematics Extension 1 | 5 |
| 137 | Freeman Catholic College | Bonnyrigg Heights | Mathematics Extension 1 | 5 |
| 138 | Macarthur Anglican School | Cobbitty | Mathematics Extension 1 | 5 |
| 139 | Redeemer Baptist School | North Parramatta | Mathematics Extension 1 | 5 |
| 140 | St Charbels College | Punchbowl | Mathematics Extension 1 | 5 |
| 141 | St Johns College | ? | Mathematics Extension 1 | 5 |
| 142 | St Philips Christian College Newcastle | Waratah | Mathematics Extension 1 | 5 |
| 143 | Strathfield South High School | Enfield | Mathematics Extension 1 | 5 |
| 144 | Westfields Sports High School | Fairfield West | Mathematics Extension 1 | 5 |
| 145 | Arden Anglican School Epping Campus | Epping | Mathematics Extension 1 | 4 |
| 146 | Blue Mountains Grammar School | Wentworth Falls | Mathematics Extension 1 | 4 |
| 147 | Brigidine College Randwick | Randwick | Mathematics Extension 1 | 4 |
| 148 | Canterbury Girls High School | Canterbury | Mathematics Extension 1 | 4 |
| 149 | Castle Hill High School | Castle Hill | Mathematics Extension 1 | 4 |
| 150 | Cecil Hills High School | Cecil Hills | Mathematics Extension 1 | 4 |
Source: NSW Education Standards Authority (NESA).
Supplementary data from school publications.
Supplementary data from school publications.
Last Updated: 17 Feb 2023