- Saint Andrews Avenue
- Saint Augustine Avenue
- Saint Clair Drive
- Saint George Street
- Saint Lawrence Drive
- Santone Avenue
- Sauer Avenue
- Sauer Road
- Sayles Avenue
- Schauble Road
- Schihl Road
- Schisler Road
- Schneider Avenue
- Scholfield Avenue North
- Scholfield Avenue South
- Seaway Drive
- Second Street
- Seeley Street
- Semley Avenue
- Seneca Trail
- Seventh Street
- Sharon Avenue
- Sharpe Avenue
- Shaw Street
- Sherwood Forest Trail
- Shipview Court
- Shotwell Street
- Silvan Court
- Silvan Drive
- Silverstar Court
- Silverthorn Crescent
- Silverthorn Street
- Silverwood Avenue
- Simpson Avenue
- Sixth Street
- Smith Street
- Sorel Crescent
- South Doan's Ridge Road
- South Pelham Road
- South Pelham Street
- Southworth Street North
- Southworth Street South
- Sparrow Drive
- Spencer Street
- Springfield Street
- Springhead Gardens
- Spruce Crescent
- Stanley Street
- State Street
- Station Street
- Stauth Road
- Steel Street
- Stefanie Crescent
- Steven Street
- Stoneybrook Crescent
- Stormm Court
- Strathmore Crescent
- Strawn Road
- Sumbler Road
- Summerlea Avenue
- Summitt Avenue
- Summitt Circle
- Surrey Place
- Susan Street
- Sutherland Avenue
- Sutherland Place
- Sydney Place