| 1 | Barker College | Hornsby | Earth and Environmental Science | 16 |
| 2 | Pymble Ladies College | Pymble | Earth and Environmental Science | 8 |
| 3 | Roseville College | Roseville | Earth and Environmental Science | 5 |
| 4 | Kiama High School | Kiama | Earth and Environmental Science | 4 |
| 5 | Kinross Wolaroi School | Orange | Earth and Environmental Science | 4 |
| 6 | Newington College | Stanmore | Earth and Environmental Science | 4 |
| 7 | Blue Mountains Grammar School | Wentworth Falls | Earth and Environmental Science | 3 |
| 8 | Great Lakes College Tuncurry Senior Campus | Tuncurry | Earth and Environmental Science | 3 |
| 9 | Killara High School | Killara | Earth and Environmental Science | 3 |
| 10 | MacKillop College Port Macquarie | Port Macquarie | Earth and Environmental Science | 3 |
| |
||||
| 11 | Bishop Druitt College | Coffs Harbour | Earth and Environmental Science | 2 |
| 12 | Cranbrook School | Bellevue Hill | Earth and Environmental Science | 2 |
| 13 | Knox Grammar School | Wahroonga | Earth and Environmental Science | 2 |
| 14 | Macarthur Girls High School | Parramatta | Earth and Environmental Science | 2 |
| 15 | Mount St Joseph Milperra | Milperra | Earth and Environmental Science | 2 |
| 16 | Narooma High School | Narooma | Earth and Environmental Science | 2 |
| 17 | Our Lady of Mercy College Parramatta | Parramatta | Earth and Environmental Science | 2 |
| 18 | St Leos Catholic College | Wahroonga | Earth and Environmental Science | 2 |
| 19 | St Vincents College | Potts Point | Earth and Environmental Science | 2 |
| 20 | Warilla High School | Barrack Heights | Earth and Environmental Science | 2 |
| 21 | Wyndham College | Quakers Hill | Earth and Environmental Science | 2 |
| 22 | Abbotsleigh | Wahroonga | Earth and Environmental Science | 1 |
| 23 | Albury High School | Albury | Earth and Environmental Science | 1 |
| 24 | Asquith Girls High School | Asquith | Earth and Environmental Science | 1 |
| 25 | Bede Polding College | South Windsor | Earth and Environmental Science | 1 |
| 26 | Bega High School | Bega | Earth and Environmental Science | 1 |
| 27 | Callaghan College Jesmond Campus | Jesmond | Earth and Environmental Science | 1 |
| 28 | Calrossy Anglican School | Tamworth | Earth and Environmental Science | 1 |
| 29 | Campbelltown Performing Arts High School | Campbelltown | Earth and Environmental Science | 1 |
| 30 | Cheltenham Girls High School | Beecroft | Earth and Environmental Science | 1 |
| 31 | Coffs Harbour Senior College | Coffs Harbour | Earth and Environmental Science | 1 |
| 32 | Dubbo College Senior Campus | Dubbo | Earth and Environmental Science | 1 |
| 33 | Engadine High School | Engadine | Earth and Environmental Science | 1 |
| 34 | Erina High School | Erina | Earth and Environmental Science | 1 |
| 35 | Fairfield High School | Fairfield | Earth and Environmental Science | 1 |
| 36 | Georges River College Oatley Senior Campus | Oatley | Earth and Environmental Science | 1 |
| 37 | Hunter School of Performing Arts | Broadmeadow | Earth and Environmental Science | 1 |
| 38 | Kingscliff High School | Kingscliff | Earth and Environmental Science | 1 |
| 39 | Lambton High School | Lambton | Earth and Environmental Science | 1 |
| 40 | Maclean High School | Maclean | Earth and Environmental Science | 1 |
| 41 | Melville High School | Kempsey | Earth and Environmental Science | 1 |
| 42 | Mount Carmel Catholic High School | Varroville | Earth and Environmental Science | 1 |
| 43 | Mount St Patrick College | Murwillumbah | Earth and Environmental Science | 1 |
| 44 | Mullumbimby High School | Mullumbimby | Earth and Environmental Science | 1 |
| 45 | Northern Beaches Secondary College Balgowlah Boys Campus | Balgowlah | Earth and Environmental Science | 1 |
| 46 | Northern Beaches Secondary College Freshwater Campus | Freshwater | Earth and Environmental Science | 1 |
| 47 | Oakhill College | Castle Hill | Earth and Environmental Science | 1 |
| 48 | Pittwater High School | Mona Vale | Earth and Environmental Science | 1 |
| 49 | Santa Sabina College | Strathfield | Earth and Environmental Science | 1 |
| 50 | Singleton High School | Singleton | Earth and Environmental Science | 1 |
Source: NSW Education Standards Authority (NESA).
Supplementary data from school publications.
Supplementary data from school publications.
Last Updated: 27 Jan 2021