- Skeaghvasteen
- Skehana
- Slievecarragh
- Slieverue
- Smartscastle
- Smithstown
- Smithstown
- Spahill
- Stakally
- Stonecarthy
- Stoneen
- Stoneyford
- Summerhill
- Sallyford Cross Roads
- Sconee Lower
- Scrub and Glenmacolla
- Shanahoe
- Shanavaur
- Shanavolla
- Shanboe
- Slat Lower
- Slatt Bridge
- Slatt Upper
- Slealy
- Sleatygraigue
- Spink
- Springfield
- Springhill
- Srah
- Srahanboy