| 1 | Pymble Ladies College | Pymble | Geography | 27 |
| 2 | Abbotsleigh | Wahroonga | Geography | 19 |
| 3 | SHORE Sydney Church of England Grammar School | North Sydney | Geography | 19 |
| 4 | Barker College | Hornsby | Geography | 18 |
| 5 | Kinross Wolaroi School | Orange | Geography | 15 |
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| 6 | Sydney Grammar School | Darlinghurst | Geography | 14 |
| 7 | Newcastle Grammar School | Newcastle | Geography | 13 |
| 8 | Caringbah High School | Caringbah | Geography | 10 |
| 9 | Kambala | Rose Bay | Geography | 9 |
| 10 | Ravenswood School for Girls | Gordon | Geography | 9 |
| 11 | St Josephs College | ? | Geography | 9 |
| 12 | St Scholasticas College Glebe Point | Glebe Point | Geography | 9 |
| 13 | Wenona School | North Sydney | Geography | 8 |
| 14 | James Ruse Agricultural High School | Carlingford | Geography | 7 |
| 15 | Knox Grammar School | Wahroonga | Geography | 7 |
| 16 | North Sydney Girls High School | Crows Nest | Geography | 7 |
| 17 | Presbyterian Ladies College Sydney | Croydon | Geography | 7 |
| 18 | Hornsby Girls High School | Hornsby | Geography | 6 |
| 19 | Merewether High School | Broadmeadow | Geography | 6 |
| 20 | Santa Sabina College | Strathfield | Geography | 6 |
| 21 | Cheltenham Girls High School | Beecroft | Geography | 5 |
| 22 | Cranbrook School | Bellevue Hill | Geography | 5 |
| 23 | Hurlstone Agricultural High School | Glenfield | Geography | 5 |
| 24 | Killarney Heights High School | Killarney Heights | Geography | 5 |
| 25 | Normanhurst Boys High School | Normanhurst | Geography | 5 |
Source: NSW Education Standards Authority (NESA).
Supplementary data from school publications.
Supplementary data from school publications.
Last Updated: 22 Feb 2021