- Scapa
- Scardroy
- Scarfskerry
- Scarinish
- Schivas
- Scolpaig
- Sconser
- Scoraig
- Saint Kilda
- Saint Ninian’s Isle
- Salsburgh
- Samalaman Island
- Samalan Island
- Samphrey Island
- Sand
- Sanda Island
- Sanda Stour
- Sandaig
- Sandaig Islands
- Sanday Island
- Sanday Island
- Sandford
- Sandray
- Sandyhills
- Sauchen
- Scalpay
- Scalpay
- Scalpay Village
- Scarba
- Scarp