Public high schools in South Australia
146 schools. ICSEA published for 135.
| School | Suburb | Years | Students | ICSEA |
|---|---|---|---|---|
| Aberfoyle Park High SchoolGifted class: IGNITE | Aberfoyle Park 5159 | 7-12 | 906 | 1,039 |
| Adelaide Botanic High School | Adelaide 5000 | 7-12 | 1,258 | 1,103 |
| Adelaide High School | Adelaide 5000 | 7-12 | 1,821 | 1,094 |
| Adelaide Secondary School of English | West Croydon 5007 | 7-12 | 487 | 961 |
| Aldinga Payinthi College | Aldinga 5173 | R-12 | 831 | 954 |
| Allendale East Area School | Allendale East 5291 | R-12 | 134 | 926 |
| Amata Anangu School | Amata 0872 | R-12 | 106 | — |
| Ardrossan Area School | Ardrossan 5571 | R-12 | 137 | 959 |
| Australian Science & Mathematics Sch | Bedford Park 5042 | 10-12 | 419 | 1,101 |
| Avenues College | Windsor Gardens 5087 | R-12 | 493 | 929 |
| Balaklava High School | Balaklava 5461 | 7-12 | 425 | 948 |
| Banksia Park International HS | Banksia Park 5097 | 7-12 | 1,055 | 1,009 |
| Berri Regional Secondary College | Berri 5343 | 7-12 | 662 | 935 |
| Birdwood High School | Birdwood 5234 | 7-12 | 555 | 996 |
| Blackwood High School | Eden Hills 5051 | 7-12 | 1,211 | 1,059 |
| Booleroo Centre District School | Booleroo Centre 5482 | R-12 | 168 | 970 |
| Bordertown High School | Bordertown 5268 | 7-12 | 307 | 969 |
| Bowden Brompton Community School | Brompton 5007 | 6-12 | 145 | 906 |
| Brighton Secondary School | North Brighton 5048 | 7-12 | 1,737 | 1,071 |
| Burra Community School | Burra 5417 | R-12 | 194 | 964 |
| Carlton School | Port Augusta 5700 | R-9 | 99 | 685 |
| Ceduna Area School | Ceduna 5690 | R-12 | 448 | 859 |
| Central Yorke School | Maitland 5573 | R-12 | 132 | 854 |
| Charles Campbell College | Paradise 5075 | R-12 | 1,188 | 1,018 |
| Christies Beach High School | Christie Downs 5164 | 7-12 | 789 | 905 |
| Clare High School | Clare 5453 | 7-12 | 428 | 994 |
| Cleve Area School | Cleve 5640 | R-12 | 324 | 988 |
| Coober Pedy Area School | Coober Pedy 5723 | R-12 | 175 | 785 |
| Coomandook Area School | Coomandook 5261 | R-12 | 107 | 950 |
| Cowell Area School | Cowell 5602 | R-12 | 169 | 969 |
| Craigmore High School | Blakeview 5114 | 7-12 | 1,245 | 916 |
| Cummins Area School | Cummins 5631 | R-12 | 382 | 994 |
| Eastern Fleurieu R-12 School | Strathalbyn 5255 | R-12 | 1,332 | 981 |
| Elliston Area School | Elliston 5670 | R-12 | 61 | 961 |
| Ernabella Anangu School | Ernabella 0872 | R-12 | 148 | — |
| Eudunda Area School | Eudunda 5374 | R-12 | 223 | 950 |
| Findon High School | Findon 5023 | 7-12 | 467 | 978 |
| Fregon Anangu School | Fregon 0872 | R-12 | 62 | 715 |
| Gawler and District College B-12 | Evanston 5116 | R-12 | 1,247 | 932 |
| Gladstone High School | Gladstone 5473 | 7-12 | 183 | 967 |
| Glenunga International High SchoolGifted class: IGNITE | Glenunga 5064 | 7-12 | 2,340 | 1,153 |
| Golden Grove High School | Golden Grove 5125 | 7-12 | 1,486 | 1,007 |
| Goolwa Secondary College | Goolwa 5214 | 7-12 | 285 | 957 |
| Grant High School | Mount Gambier 5291 | 7-12 | 978 | 954 |
| Hallett Cove School | Hallett Cove 5158 | R-12 | 1,243 | 999 |
| Hamilton Secondary College | Mitchell Park 5043 | 7-12 | 609 | 994 |
| Hawker Area School | Hawker 5434 | R-12 | 45 | 930 |
| Heathfield High School | Heathfield 5152 | 7-12 | 970 | 1,086 |
| Henley High School | Henley Beach 5022 | 7-12 | 1,381 | 1,045 |
| Indulkana Anangu School | Indulkana 0872 | R-12 | 97 | — |
| Jamestown Community School | Jamestown 5491 | R-12 | 251 | 998 |
| John Pirie Secondary School | Port Pirie 5540 | 7-12 | 691 | 894 |
| Kadina Memorial School | Kadina 5554 | R-12 | 1,184 | 951 |
| Kangaroo Inn Area School | Kangaroo Inn 5280 | R-12 | 106 | 990 |
| Kangaroo Island Community Education | Kingscote 5223 | R-12 | 710 | 998 |
| Kapunda High School | Kapunda 5373 | 7-12 | 594 | 972 |
| Karcultaby Area School | Karcultaby 5654 | R-12 | 83 | 998 |
| Karoonda Area School | Karoonda 5307 | R-12 | 145 | 961 |
| Kaurna Plains School | Elizabeth 5112 | R-12 | 162 | 699 |
| Keith Area School | Keith 5267 | R-12 | 295 | 968 |
| Kenmore Park Anangu School | Kenmore Park 0872 | R-12 | 14 | — |
| Kimba Area School | Kimba 5641 | R-12 | 187 | 992 |
| Kingston Community School | Kingston SE 5275 | R-12 | 330 | 961 |
| Lameroo Regional Community School | Lameroo 5302 | R-12 | 196 | 999 |
| Le Fevre High School | Semaphore South 5019 | 7-12 | 456 | 951 |
| Leigh Creek Area School | Leigh Creek 5731 | R-12 | 42 | 791 |
| Lock Area School | Lock 5633 | R-12 | 43 | 960 |
| Loxton High School | Loxton 5333 | 7-12 | 559 | 989 |
| Lucindale Area School | Lucindale 5272 | R-12 | 197 | 982 |
| Mannum Community College | Mannum 5238 | R-12 | 398 | 936 |
| Marden Senior College | Marden 5070 | 11-12 | 496 | 1,041 |
| Mark Oliphant College (B-12) | Munno Para 5115 | R-12 | 1,685 | 919 |
| Marree Aboriginal School | Marree 5733 | R-12 | 19 | 781 |
| Marryatville High School | Marryatville 5068 | 7-12 | 1,759 | 1,120 |
| Meningie Area School | Meningie 5264 | R-12 | 153 | 883 |
| Millicent High School | Millicent 5280 | 7-12 | 349 | 926 |
| Miltaburra Area School | Wirrulla 5680 | R-12 | 61 | 962 |
| Mimili Anangu School | Mimili 0872 | R-12 | 75 | — |
| Minlaton District School | Minlaton 5575 | R-12 | 268 | 965 |
| Mitcham Girls High School | Kingswood 5062 | 7-12 | 754 | 1,083 |
| Modbury High School | Modbury 5092 | 7-12 | 926 | 1,005 |
| Moonta Area School | Moonta 5558 | R-12 | 253 | 924 |
| Morialta Secondary College | Rostrevor 5073 | 7-12 | 570 | 1,075 |
| Mount Barker High School | Mount Barker 5251 | 7-12 | 1,061 | 1,010 |
| Mount Compass Area School | Mount Compass 5210 | R-12 | 469 | 987 |
| Mount Gambier High School | Mount Gambier 5290 | 7-12 | 778 | 946 |
| Murputja Anangu School | Murputja Homelands 0872 | R-12 | 9 | — |
| Murray Bridge High School | Murray Bridge 5253 | 7-12 | 1,228 | 918 |
| Naracoorte High School | Naracoorte 5271 | 7-12 | 457 | 952 |
| Northern Adelaide Senior College | Elizabeth 5112 | 11-12 | 431 | 978 |
| Norwood International High School | Magill 5072 | 7-12 | 1,667 | 1,090 |
| Nuriootpa High School | Nuriootpa 5355 | 7-12 | 1,133 | 990 |
| Oak Valley Aboriginal School | Oak Valley 5690 | R-12 | 18 | — |
| Oakbank School | Oakbank 5243 | R-12 | 337 | 993 |
| Ocean View P-12 College | Taperoo 5017 | R-12 | 629 | 918 |
| Oodnadatta Aboriginal School | Oodnadatta 5734 | R-12 | 16 | — |
| Open Access College | Marden 5070 | R-12 | 4,028 | 1,017 |
| Orroroo Area School | Orroroo 5431 | R-12 | 144 | 991 |
| Para Hills High School | Para Hills West 5096 | 7-12 | 670 | 948 |
| Parafield Gardens High School | Parafield Gardens 5107 | 7-12 | 1,277 | 928 |
| Paralowie School | Paralowie 5108 | R-12 | 1,373 | 909 |
| Penola High School | Penola 5277 | 7-12 | 113 | 933 |
| Peterborough High School | Peterborough 5422 | 7-12 | 53 | 931 |
| Pipalyatjara Anangu School | Pipalyatjara 0872 | R-12 | 59 | — |
| Playford International College | Elizabeth 5112 | 7-12 | 1,322 | 881 |
| Plympton International College | Plympton 5038 | R-12 | 825 | 1,044 |
| Port Augusta Secondary School | Port Augusta 5700 | 7-12 | 662 | 848 |
| Port Broughton Area School | Port Broughton 5522 | R-12 | 152 | 980 |
| Port Lincoln High School | Port Lincoln 5606 | 7-12 | 767 | 923 |
| Quorn Area School | Quorn 5433 | R-12 | 117 | 910 |
| Renmark High School | Renmark 5341 | 7-12 | 414 | 930 |
| Reynella East College | Reynella East 5161 | R-12 | 1,938 | 988 |
| Riverbanks College B-12 | Angle Vale 5117 | R-12 | 1,393 | 955 |
| Riverton and District High School | Riverton 5412 | 7-12 | 184 | 943 |
| Roma Mitchell Secondary College | Gepps Cross 5094 | 7-12 | 1,638 | 971 |
| Roxby Downs Area School | Roxby Downs 5725 | R-12 | 491 | 922 |
| Salisbury East High School | Salisbury East 5109 | 7-12 | 1,008 | 941 |
| Salisbury High School | Salisbury North 5108 | 7-12 | 1,058 | 907 |
| Seaford Secondary College | Seaford 5169 | 7-12 | 829 | 962 |
| Seaton High SchoolGifted class: Gifted class | Seaton 5023 | 7-12 | 917 | 1,001 |
| Seaview High School | Seacombe Heights 5047 | 7-12 | 1,377 | 1,038 |
| Springbank Secondary College | Pasadena 5042 | 7-12 | 249 | 1,021 |
| Streaky Bay Area School | Streaky Bay 5680 | R-12 | 276 | 977 |
| Swan Reach Area School | Swan Reach 5354 | R-12 | 86 | 940 |
| The Heights SchoolGifted class: IGNITE | Modbury Heights 5092 | R-12 | 1,811 | 1,060 |
| Thebarton Senior College | Torrensville 5031 | 11-12 | 1,284 | 951 |
| Tintinara Area School | Tintinara 5266 | R-12 | 101 | 1,000 |
| Tumby Bay Area School | Tumby Bay 5605 | R-12 | 237 | 988 |
| Underdale High SchoolGifted class: Gifted class | Underdale 5032 | 7-12 | 629 | 1,000 |
| Unley High School | Netherby 5062 | 7-12 | 1,547 | 1,084 |
| Urrbrae Agricultural High School | Netherby 5062 | 7-12 | 1,102 | 1,074 |
| Valley View Secondary School | Para Vista 5093 | 7-12 | 596 | 963 |
| Victor Harbor High School | Victor Harbor 5211 | 7-12 | 633 | 974 |
| Waikerie High School | Waikerie 5330 | 7-12 | 301 | 962 |
| Warriappendi School | Marleston 5033 | 7-12 | 100 | 752 |
| Watarru Anangu School | Pipalyatjara 0872 | R-12 | — | — |
| Whyalla Secondary College | Whyalla Norrie 5608 | 7-12 | 1,004 | 900 |
| Willunga High SchoolGifted class: Gifted class | Willunga 5172 | 7-12 | 693 | 994 |
| Wirreanda Secondary School | Morphett Vale 5162 | 7-12 | 915 | 913 |
| Woodville High SchoolGifted class: Gifted class | St Clair 5011 | 7-12 | 1,170 | 973 |
| Woomera Area School | Woomera 5720 | R-12 | 10 | 954 |
| Wudinna Area School | Wudinna 5652 | R-12 | 188 | 997 |
| Yalata Anangu School | Yalata 5690 | R-12 | 50 | — |
| Yankalilla Area School | Yankalilla 5203 | R-12 | 389 | 970 |
| Yorketown Area School | Yorketown 5576 | R-12 | 220 | 940 |
| Youth Education Centre | Cavan 5095 | 5-12 | 28 | 894 |
Source: SA education department open data and ACARA (School Profile 2025, Australian Schools List), latest published year. Check the data sources page for dates and licences.