| 251 | Picton High School | Picton | Mathematics Extension 1 | 1 |
| 252 | Pittwater High School | Mona Vale | Mathematics Extension 1 | 2 |
| 253 | Pittwater House Schools | Collaroy | Mathematics Extension 1 | 3 |
| 254 | PLC Armidale | Armidale | Mathematics Extension 1 | 2 |
| 255 | Plumpton High School | Plumpton | Mathematics Extension 1 | 1 |
| 256 | Port Hacking High School | Miranda | Mathematics Extension 1 | 2 |
| 257 | Port Macquarie High School | Port Macquarie | Mathematics Extension 1 | 2 |
| 258 | Prairiewood High School | Prairiewood | Mathematics Extension 1 | 7 |
| 259 | Presbyterian Ladies College Sydney | Croydon | Mathematics Extension 1 | 12 |
| 260 | Pymble Ladies College | Pymble | Mathematics Extension 1 | 41 |
| 261 | Queenwood School for Girls | Mosman | Mathematics Extension 1 | 2 |
| 262 | Quirindi High School | Quirindi | Mathematics Extension 1 | 1 |
| 263 | Randwick Boys High School | Randwick | Mathematics Extension 1 | 13 |
| 264 | Randwick Girls High School | Randwick | Mathematics Extension 1 | 3 |
| 265 | Ravenswood School for Girls | Gordon | Mathematics Extension 1 | 9 |
| 266 | Reddam House Bondi Campus | North Bondi | Mathematics Extension 1 | 15 |
| 267 | Redeemer Baptist School | North Parramatta | Mathematics Extension 1 | 5 |
| 268 | Redfield College | Dural | Mathematics Extension 1 | 3 |
| 269 | Regents Park Christian School | Regents Park | Mathematics Extension 1 | 3 |
| 270 | Riverside Girls High School | Gladesville | Mathematics Extension 1 | 9 |
| 271 | Robert Townson High School | Raby | Mathematics Extension 1 | 1 |
| 272 | Rose Bay Secondary College | Dover Heights | Mathematics Extension 1 | 4 |
| 273 | Rosebank College | Five Dock | Mathematics Extension 1 | 2 |
| 274 | Roseville College | Roseville | Mathematics Extension 1 | 4 |
| 275 | Rouse Hill Anglican College | Rouse Hill | Mathematics Extension 1 | 1 |
| 276 | Ryde Secondary College | Ryde | Mathematics Extension 1 | 14 |
| 277 | Santa Sabina College | Strathfield | Mathematics Extension 1 | 9 |
| 278 | SCECGS Redlands | Cremorne | Mathematics Extension 1 | 8 |
| 279 | SCEGGS Darlinghurst | Darlinghurst | Mathematics Extension 1 | 13 |
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| 280 | Scone High School | Scone | Mathematics Extension 1 | 2 |
| 281 | Sefton High School | Sefton | Mathematics Extension 1 | 48 |
| 282 | Self-Tuition Students | N/A | Mathematics Extension 1 | 2 |
| 283 | Shoalhaven High School | Nowra | Mathematics Extension 1 | 2 |
| 284 | SHORE Sydney Church of England Grammar School | North Sydney | Mathematics Extension 1 | 19 |
| 285 | Smiths Hill High School | Wollongong | Mathematics Extension 1 | 22 |
| 286 | South Grafton High School | South Grafton | Mathematics Extension 1 | 1 |
| 287 | South Sydney High School | Maroubra | Mathematics Extension 1 | 1 |
| 288 | South Western Sydney Institute Liverpool Campus | Liverpool | Mathematics Extension 1 | 1 |
| 289 | Southern Cross High School | Sydney | Mathematics Extension 1 | 1 |
| 290 | Springwood High School | Springwood | Mathematics Extension 1 | 1 |
| 291 | St Aloysius College | Milsons Point | Mathematics Extension 1 | 20 |
| 292 | St Andrews Cathedral School | Sydney | Mathematics Extension 1 | 10 |
| 293 | St Augustines College | Brookvale | Mathematics Extension 1 | 2 |
| 294 | St Bishoy Coptic Orthodox College | Mount Druitt | Mathematics Extension 1 | 4 |
| 295 | St Catherines School | Waverley | Mathematics Extension 1 | 9 |
| 296 | St Charbels College | Punchbowl | Mathematics Extension 1 | 5 |
| 297 | St Clares College | Waverley | Mathematics Extension 1 | 1 |
| 298 | St Clares High School | Taree | Mathematics Extension 1 | 1 |
| 299 | St Columba Anglican School | Port Macquarie | Mathematics Extension 1 | 4 |
| 300 | St Columbas Catholic College | Springwood | Mathematics Extension 1 | 4 |
| 301 | St Edwards Christian Brothers College | East Gosford | Mathematics Extension 1 | 2 |
| 302 | St Francis De Sales Regional College | Leeton | Mathematics Extension 1 | 2 |
| 303 | St Francis Xaviers College | Hamilton | Mathematics Extension 1 | 6 |
| 304 | St George Christian School | Hurstville | Mathematics Extension 1 | 2 |
| 305 | St George Girls High School | Kogarah | Mathematics Extension 1 | 57 |
| 306 | St Gregorys College Campbelltown | Gregory Hills | Mathematics Extension 1 | 7 |
| 307 | St Ignatius College | Lane Cove | Mathematics Extension 1 | 20 |
| 308 | St Ives High School | St Ives | Mathematics Extension 1 | 8 |
| 309 | St James College | Redfern | Mathematics Extension 1 | 1 |
| 310 | St John Bosco College | Engadine | Mathematics Extension 1 | 6 |
| 311 | St John Paul College | Coffs Harbour | Mathematics Extension 1 | 1 |
| 312 | St John Paul II Catholic College Nirimba | Quakers Hill | Mathematics Extension 1 | 2 |
| 313 | St John The Evangelist Catholic High School | Nowra | Mathematics Extension 1 | 2 |
| 314 | St Johns College | ? | Mathematics Extension 1 | 5 |
| 315 | St Johns Park High School | St Johns Park | Mathematics Extension 1 | 9 |
| 316 | St Josephs Catholic College | East Gosford | Mathematics Extension 1 | 2 |
| 317 | St Josephs Catholic High School | Albion Park | Mathematics Extension 1 | 1 |
| 318 | St Josephs College | ? | Mathematics Extension 1 | 21 |
| 319 | St Leos Catholic College | Wahroonga | Mathematics Extension 1 | 3 |
| 320 | St Lukes Grammar School | Dee Why | Mathematics Extension 1 | 9 |
| 321 | St Marks Coptic Orthodox College | Wattle Grove | Mathematics Extension 1 | 28 |
| 322 | St Mary and St Minas Coptic Orthodox College | Rockdale | Mathematics Extension 1 | 9 |
| 323 | St Mary Star of the Sea College | Wollongong | Mathematics Extension 1 | 2 |
| 324 | St Marys Cathedral College | Sydney | Mathematics Extension 1 | 9 |
| 325 | St Marys Senior High School | St Marys | Mathematics Extension 1 | 15 |
| 326 | St Patricks College Strathfield | Strathfield | Mathematics Extension 1 | 6 |
| 327 | St Patricks College Sutherland | Sutherland | Mathematics Extension 1 | 7 |
| 328 | St Patricks Marist College | Dundas | Mathematics Extension 1 | 8 |
| 329 | St Pauls Catholic College | ? | Mathematics Extension 1 | 9 |
| 330 | St Pauls Grammar School | Cranebrook | Mathematics Extension 1 | 1 |
| 331 | St Pauls High School | Booragul | Mathematics Extension 1 | 6 |
| 332 | St Pauls International College | Moss Vale | Mathematics Extension 1 | 3 |
| 333 | St Peters Catholic College | Tuggerah | Mathematics Extension 1 | 4 |
| 334 | St Philips Christian College Newcastle | Waratah | Mathematics Extension 1 | 5 |
| 335 | St Pius X College | Chatswood | Mathematics Extension 1 | 10 |
| 336 | St Scholasticas College Glebe Point | Glebe Point | Mathematics Extension 1 | 2 |
| 337 | St Spyridon College Senior School | Maroubra | Mathematics Extension 1 | 1 |
| 338 | St Stanislaus College | Bathurst | Mathematics Extension 1 | 4 |
| 339 | St Ursulas College | Kingsgrove | Mathematics Extension 1 | 3 |
| 340 | St Vincents College | Potts Point | Mathematics Extension 1 | 1 |
| 341 | Stella Maris College | Manly | Mathematics Extension 1 | 9 |
| 342 | Strathfield Girls High School | Strathfield | Mathematics Extension 1 | 22 |
| 343 | Strathfield South High School | Enfield | Mathematics Extension 1 | 5 |
| 344 | Sule College Prestons | Prestons | Mathematics Extension 1 | 8 |
| 345 | Sutherland Shire Christian School | Barden Ridge | Mathematics Extension 1 | 1 |
| 346 | Sydney Adventist College | Strathfield | Mathematics Extension 1 | 4 |
| 347 | Sydney Boys High School | Moore Park | Mathematics Extension 1 | 98 |
| 348 | Sydney Girls High School | Surry Hills | Mathematics Extension 1 | 74 |
| 349 | Sydney Grammar School | Darlinghurst | Mathematics Extension 1 | 84 |
| 350 | Sydney Institute Ultimo Campus | Ultimo | Mathematics Extension 1 | 2 |
| 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 |
| 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