- South Newdegate
- South Plantation
- South Quaisading
- South Stirling
- South Tammin
- South Trayning
- South Wailgwin Island
- South Walgoolan
- South Yelbeni
- South Yilgarn
- Southern Brook
- Southern Cross
- Sovereign Hill
- Spargoville
- Speddingup
- Spencers Brook
- Spring Hill
- St Ronans
- Station Peak
- Stewart
- Stoneville
- Stove Hill
- Strachan
- Stratham
- Strelley Gorge
- Stretton
- Sussex Mill
- Swan Island