| 351 | Tweed River High School | Tweed Heads South | Mathematics Extension 1 | 1 |
| 352 | Tyndale Christian School | Blacktown | Mathematics Extension 1 | 2 |
| 353 | Uniworld High School | Chippendale | Mathematics Extension 1 | 3 |
| 354 | Wagga Wagga Christian College | Wagga Wagga | Mathematics Extension 1 | 1 |
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| 355 | Warners Bay High School | Warners Bay | Mathematics Extension 1 | 1 |
| 356 | Warrawong High School | Warrawong | Mathematics Extension 1 | 1 |
| 357 | Waverley College | Waverley | Mathematics Extension 1 | 4 |
| 358 | Wenona School | North Sydney | Mathematics Extension 1 | 6 |
| 359 | Westfields Sports High School | Fairfield West | Mathematics Extension 1 | 3 |
| 360 | Whitebridge High School | Whitebridge | Mathematics Extension 1 | 2 |
| 361 | William Carey Christian School | Prestons | Mathematics Extension 1 | 3 |
| 362 | William Clarke College | Kellyville | Mathematics Extension 1 | 3 |
| 363 | Willoughby Girls High School | Willoughby | Mathematics Extension 1 | 11 |
| 364 | Winmalee High School | Winmalee | Mathematics Extension 1 | 1 |
| 365 | Wollumbin High School | Murwillumbah | Mathematics Extension 1 | 1 |
| 366 | Woolooware High School | Woolooware | Mathematics Extension 1 | 2 |
| 367 | Wycliffe Christian School | Warrimoo | Mathematics Extension 1 | 1 |
| 368 | Wyndham College | Quakers Hill | Mathematics Extension 1 | 5 |
| 369 | Xavier Catholic College | Skennars Head | Mathematics Extension 1 | 1 |
| 370 | Xavier College | Llandilo | Mathematics Extension 1 | 1 |
| 371 | Xavier High School | North Albury | Mathematics Extension 1 | 1 |
| 372 | Yass High School | Yass | Mathematics Extension 1 | 1 |
| 373 | Young High School | Young | Mathematics Extension 1 | 1 |
Source: NSW Education Standards Authority (NESA).
Supplementary data from school publications.
Supplementary data from school publications.
Last Updated: 22 Feb 2021