| 321 | Murray High School | Lavington | Mathematics Extension 1 | 1 |
| 322 | Northern Beaches Christian School | Terrey Hills | Mathematics Extension 1 | 1 |
| 323 | Northern Beaches Secondary College Balgowlah Boys Campus | Balgowlah | Mathematics Extension 1 | 1 |
| 324 | Northern Beaches Secondary College Cromer Campus | Cromer | Mathematics Extension 1 | 1 |
| 325 | Northern Beaches Secondary College Mackellar Girls Campus | Manly Vale | Mathematics Extension 1 | 1 |
| 326 | Northern Sydney Institute Bradfield College | St Leonards | Mathematics Extension 1 | 1 |
| 327 | Northern Sydney Institute Northern Beaches Campus | Brookvale | Mathematics Extension 1 | 1 |
| 328 | Northholm Grammar School | Arcadia | Mathematics Extension 1 | 1 |
| 329 | Northmead Creative and Performing Arts High School | Northmead | Mathematics Extension 1 | 1 |
| 330 | Nowra High School | Nowra | Mathematics Extension 1 | 1 |
| 331 | OConnor Catholic College | Armidale | Mathematics Extension 1 | 1 |
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| 332 | Orange High School | Orange | Mathematics Extension 1 | 1 |
| 333 | Orara High School | Coffs Harbour | Mathematics Extension 1 | 1 |
| 334 | Our Lady of the Sacred Heart College | Kensington | Mathematics Extension 1 | 1 |
| 335 | Oxley High School | North Tamworth | Mathematics Extension 1 | 1 |
| 336 | Penrith Christian School | Orchard Hills | Mathematics Extension 1 | 1 |
| 337 | Port Macquarie High School | Port Macquarie | Mathematics Extension 1 | 1 |
| 338 | Prairiewood High School | Prairiewood | Mathematics Extension 1 | 1 |
| 339 | Punchbowl Boys High School | Punchbowl | Mathematics Extension 1 | 1 |
| 340 | Queanbeyan High School | Queanbeyan | Mathematics Extension 1 | 1 |
| 341 | Rosebank College | Five Dock | Mathematics Extension 1 | 1 |
| 342 | Scone Grammar School | Scone | Mathematics Extension 1 | 1 |
| 343 | Scone High School | Scone | Mathematics Extension 1 | 1 |
| 344 | Self-Tuition Students | N/A | Mathematics Extension 1 | 1 |
| 345 | Shoalhaven High School | Nowra | Mathematics Extension 1 | 1 |
| 346 | South Grafton High School | South Grafton | Mathematics Extension 1 | 1 |
| 347 | Springwood High School | Springwood | Mathematics Extension 1 | 1 |
| 348 | St Andrews College Senior Campus | Marayong | Mathematics Extension 1 | 1 |
| 349 | St Charbels College | Punchbowl | Mathematics Extension 1 | 1 |
| 350 | St Clares College | Waverley | Mathematics Extension 1 | 1 |
| 351 | St Columba Anglican School | Port Macquarie | Mathematics Extension 1 | 1 |
| 352 | St John Bosco College | Engadine | Mathematics Extension 1 | 1 |
| 353 | St Marys College | Gunnedah | Mathematics Extension 1 | 1 |
| 354 | St Pauls College | ? | Mathematics Extension 1 | 1 |
| 355 | St Pauls High School | Booragul | Mathematics Extension 1 | 1 |
| 356 | St Philips Christian College Gosford | Narara | Mathematics Extension 1 | 1 |
| 357 | St Philips Christian College Port Stephens | Salamander Bay | Mathematics Extension 1 | 1 |
| 358 | Sydney Institute Ultimo Campus | Ultimo | Mathematics Extension 1 | 1 |
| 359 | Taree High School | Taree | Mathematics Extension 1 | 1 |
| 360 | The Forest High School | Frenchs Forest | Mathematics Extension 1 | 1 |
| 361 | The Riverina Anglican College | Wagga Wagga | Mathematics Extension 1 | 1 |
| 362 | The Rivers Secondary College Richmond River High Campus | North Lismore | Mathematics Extension 1 | 1 |
| 363 | Tomaree High School | Salamander Bay | Mathematics Extension 1 | 1 |
| 364 | Toongabbie Christian College | Toongabbie | Mathematics Extension 1 | 1 |
| 365 | Trinity Catholic College Goulburn | Goulburn | Mathematics Extension 1 | 1 |
| 366 | Tweed River High School | Tweed Heads South | Mathematics Extension 1 | 1 |
| 367 | Tyndale Christian School | Blacktown | Mathematics Extension 1 | 1 |
| 368 | Wade High School | Griffith | Mathematics Extension 1 | 1 |
| 369 | Wagga Wagga High School | Wagga Wagga | Mathematics Extension 1 | 1 |
| 370 | Warilla High School | Barrack Heights | Mathematics Extension 1 | 1 |
| 371 | Wellington High School | Wellington | Mathematics Extension 1 | 1 |
| 372 | Whitebridge High School | Whitebridge | Mathematics Extension 1 | 1 |
| 373 | Winmalee High School | Winmalee | Mathematics Extension 1 | 1 |
| 374 | Wollondilly Anglican College | Tahmoor | Mathematics Extension 1 | 1 |
| 375 | Wollongong High School of the Performing Arts | Fairy Meadow | Mathematics Extension 1 | 1 |
| 376 | Wollumbin High School | Murwillumbah | Mathematics Extension 1 | 1 |
| 377 | Woolooware High School | Woolooware | Mathematics Extension 1 | 1 |
Source: NSW Education Standards Authority (NESA).
Supplementary data from school publications.
Supplementary data from school publications.
Last Updated: 27 Jan 2021