- Saffron Drive
- Saint Martins Drive
- Salem Road
- Salk Road
- Sandcastle Court
- Sandcherry Court
- Sandhurst Crescent
- Sandstone Manor
- Sandtrap Court
- Sandy Beach Road
- Sanok Drive
- Sapphire Drive
- Saugeen Drive
- Scarborough-Pickering Townline Road
- Scenic Lane Drive
- Secord Street
- Seguin Square
- Senator Street
- Sepia Square
- Seventh Concession Road
- Shademaster Drive
- Shadow Place
- Shadybrook Drive
- Shay Drive
- Sheppard Avenue
- Shepway Mews
- Sherman Crescent
- Sideline 16
- Sideline 2
- Sideline 26
- Sideline 34
- Sideline 4
- Silicone Drive
- Silk Street
- Silver Maple Drive
- Silver Spruce Drive
- Silverthorn Square
- Simpson Avenue
- Skyridge Boulevard
- Somergrove Crescent
- Southcott Road
- Southview Drive
- Sparrow Circle
- Spartan Court
- Spinnaker Mews
- Springview Drive
- Spruce Hill Road
- Squires Beach Road
- Staghorn Road
- Stallion Chase
- Starview Court
- Steeles Avenue
- Steeple Hill
- Stonebridge Lane
- Stonehampton Court
- Stonehurst Road
- Stonepath Circle
- Storrington Street
- Stover Crescent
- Strathmore Crescent
- Streamside Court
- Strouds Lane
- Sturgeon Court
- Sultana Square
- Summerpark Crescent
- Sunbird Trail
- Sundown Crescent
- Sunflower Road
- Sunrise Avenue
- Surf Avenue
- Swan Place
- Sweetbriar Court