| 351 | Sydney Secondary College Blackwattle Bay Campus | Glebe | Mathematics Extension 1 | 20 |
| 352 | Sydney Technical High School | Bexley | Mathematics Extension 1 | 64 |
| 353 | Tangara School for Girls | Cherrybrook | Mathematics Extension 1 | 1 |
| 354 | Tara Anglican School for Girls | North Parramatta | Mathematics Extension 1 | 3 |
| 355 | Taree High School | Taree | Mathematics Extension 1 | 2 |
| 356 | Taylors College | Waterloo | Mathematics Extension 1 | 22 |
| 357 | Tempe High School | Tempe | Mathematics Extension 1 | 16 |
| 358 | The Armidale School | Armidale | Mathematics Extension 1 | 2 |
| 359 | The Forest High School | Frenchs Forest | Mathematics Extension 1 | 2 |
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| 360 | The Hills Grammar School | Kenthurst | Mathematics Extension 1 | 15 |
| 361 | The Hills Sports High School | Seven Hills | Mathematics Extension 1 | 1 |
| 362 | The Illawarra Grammar School | Wollongong | Mathematics Extension 1 | 7 |
| 363 | The Jannali High School | Jannali | Mathematics Extension 1 | 1 |
| 364 | The Kings School | North Parramatta | Mathematics Extension 1 | 17 |
| 365 | The McDonald College | North Strathfield | Mathematics Extension 1 | 1 |
| 366 | The Riverina Anglican College | Wagga Wagga | Mathematics Extension 1 | 2 |
| 367 | The Rivers Secondary College Lismore High Campus | Lismore | Mathematics Extension 1 | 1 |
| 368 | The Scots College | Bellevue Hill | Mathematics Extension 1 | 18 |
| 369 | The Scots School Albury | Albury | Mathematics Extension 1 | 4 |
| 370 | Thomas Hassall Anglican College | Middleton Grange | Mathematics Extension 1 | 3 |
| 371 | Tomaree High School | Salamander Bay | Mathematics Extension 1 | 1 |
| 372 | Toongabbie Christian College | Toongabbie | Mathematics Extension 1 | 2 |
| 373 | Trinity Anglican College Albury | Thurgoona | Mathematics Extension 1 | 1 |
| 374 | Trinity Catholic College Auburn Campus | Auburn | Mathematics Extension 1 | 8 |
| 375 | Trinity Catholic College Goulburn | Goulburn | Mathematics Extension 1 | 1 |
| 376 | Trinity Catholic College Lismore | Lismore | Mathematics Extension 1 | 3 |
| 377 | Trinity Grammar School | Summer Hill | Mathematics Extension 1 | 17 |
| 378 | Turramurra High School | South Turramurra | Mathematics Extension 1 | 23 |
| 379 | Tyndale Christian School | Blacktown | Mathematics Extension 1 | 1 |
| 380 | Waverley College | Waverley | Mathematics Extension 1 | 6 |
| 381 | Wenona School | North Sydney | Mathematics Extension 1 | 6 |
| 382 | West Wyalong High School | West Wyalong | Mathematics Extension 1 | 1 |
| 383 | Westfields Sports High School | Fairfield West | Mathematics Extension 1 | 5 |
| 384 | Whitebridge High School | Whitebridge | Mathematics Extension 1 | 2 |
| 385 | Wiley Park Girls High School | Punchbowl | Mathematics Extension 1 | 1 |
| 386 | William Carey Christian School | Prestons | Mathematics Extension 1 | 2 |
| 387 | William Clarke College | Kellyville | Mathematics Extension 1 | 10 |
| 388 | Willoughby Girls High School | Willoughby | Mathematics Extension 1 | 15 |
| 389 | Winmalee High School | Winmalee | Mathematics Extension 1 | 2 |
| 390 | Wollongong High School of the Performing Arts | Fairy Meadow | Mathematics Extension 1 | 1 |
| 391 | Wollumbin High School | Murwillumbah | Mathematics Extension 1 | 2 |
| 392 | Woodenbong Central School | Woodenbong | Mathematics Extension 1 | 1 |
| 393 | Woolooware High School | Woolooware | Mathematics Extension 1 | 1 |
| 394 | Wycliffe Christian School | Warrimoo | Mathematics Extension 1 | 1 |
| 395 | Wyndham College | Quakers Hill | Mathematics Extension 1 | 1 |
| 396 | Xavier College | Llandilo | Mathematics Extension 1 | 1 |
| 397 | Xavier High School | North Albury | Mathematics Extension 1 | 1 |
Source: NSW Education Standards Authority (NESA).
Supplementary data from school publications.
Supplementary data from school publications.
Last Updated: 17 Feb 2023