This report shows the total number of HSC Distinguished Achiever awards won by students in each subject at each school during 2018.
| 1 | Loreto Normanhurst | Normanhurst | English (Advanced) | 42 |
| 2 | Loreto Normanhurst | Normanhurst | Studies of Religion II | 17 |
| 3 | Loreto Normanhurst | Normanhurst | Mathematics | 16 |
| 4 | Loreto Normanhurst | Normanhurst | Legal Studies | 15 |
| 5 | Loreto Normanhurst | Normanhurst | Studies of Religion I | 15 |
| 6 | Loreto Normanhurst | Normanhurst | Modern History | 14 |
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| 7 | Loreto Normanhurst | Normanhurst | Ancient History | 13 |
| 8 | Loreto Normanhurst | Normanhurst | Drama | 13 |
| 9 | Loreto Normanhurst | Normanhurst | Mathematics General 2 | 13 |
| 10 | Loreto Normanhurst | Normanhurst | History Extension | 9 |
| 11 | Loreto Normanhurst | Normanhurst | Music 1 | 8 |
| 12 | Loreto Normanhurst | Normanhurst | Biology | 7 |
| 13 | Loreto Normanhurst | Normanhurst | Business Studies | 7 |
| 14 | Loreto Normanhurst | Normanhurst | Design and Technology | 7 |
| 15 | Loreto Normanhurst | Normanhurst | Geography | 5 |
| 16 | Loreto Normanhurst | Normanhurst | Visual Arts | 5 |
| 17 | Loreto Normanhurst | Normanhurst | Personal Development, Health and Physical Education | 4 |
| 18 | Loreto Normanhurst | Normanhurst | Senior Science | 4 |
| 19 | Loreto Normanhurst | Normanhurst | English Extension 1 | 3 |
| 20 | Loreto Normanhurst | Normanhurst | Food Technology | 3 |
| 21 | Loreto Normanhurst | Normanhurst | Music 2 | 3 |
| 22 | Loreto Normanhurst | Normanhurst | Aboriginal Studies | 2 |
| 23 | Loreto Normanhurst | Normanhurst | Economics | 2 |
| 24 | Loreto Normanhurst | Normanhurst | French Continuers | 2 |
| 25 | Loreto Normanhurst | Normanhurst | Italian Continuers | 2 |
| 26 | Loreto Normanhurst | Normanhurst | Italian Extension | 2 |
| 27 | Loreto Normanhurst | Normanhurst | Mathematics Extension 1 | 2 |
| 28 | Loreto Normanhurst | Normanhurst | Chinese Beginners | 1 |
| 29 | Loreto Normanhurst | Normanhurst | Human Services Examination | 1 |
| 30 | Loreto Normanhurst | Normanhurst | Music Extension | 1 |