School Name |
Location |
Region |
| Santa Maria College | ATTADALE | Metro Central - Perth |
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| Scotch College | SWANBOURNE | Metro Central - Perth |
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| Serpentine-Jarradale Grammar School | MUNDIJONG | Metro South - Peel |
| ||
| Silver Tree Steiner School | PARKERVILLE | Metro North - Perth |
| ||
| Somerville Baptist College | MURDOCH | Metro Central - Perth |
| ||
| Sowilo Community High School | WILSON | Metro Central - Perth |
| ||
| Spirit of Play Community School | DENMARK | Great Southern |
| ||
| St Andrews Grammar | DIANELLA | Metro North - Perth |
| ||
| St Brigid's College | LESMURDIE | Metro Central - Perth |
| ||
| St Hilda's Anglican School for Girls Inc. | MOSMAN PARK | Metro Central - Perth |
| ||
| St Mark's Anglican Community School | HILLARYS | Metro North - Perth |
| ||
| St Mary's Anglican Girls' School | KARRINYUP | Metro North - Perth |
| ||
| St Stephen's School (Carramar) | TAPPING | Metro North - Perth |
| ||
| St Stephen's School (Duncraig) | DUNCRAIG | Metro North - Perth |
| ||
| Strathalbyn Christian College | STRATHALBYN | Mid West |
| ||
| Strelley Community School | PORT HEDLAND | Pilbara |
| ||
| Swan Christian College | MIDDLE SWAN | Metro North - Perth |
| ||
| Swan Valley Anglican Community School | AVELEY | Metro North - Perth |
| ||
| Swanleigh | MIDDLE SWAN | Metro North - Perth |
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