- Saint Johns Road
- Salix Avenue
- Sam Davis Court
- Sandale Road
- Sandiford Drive
- Sangster Road
- Schell Street
- Second Street
- Service Road
- Seve's Approach
- Shalom Street
- Shane Court
- Sideline 30
- Sir George
- Sleepy Hollow Lane
- Snead's Green
- Somer Rumm Court
- Somerville Street
- South Street
- Spofford Drive
- Spring Street
- Spring Vista Lane
- Spruce Tree Lane
- Sprucegate Trail
- Spruceview Place
- Stapleton Drive
- Stephensbrook Circle
- Stouffer Street
- Stouffville Road
- Stuart Street
- Sugardale Street
- Suggs Lane
- Sullivan Lane
- Summerfield Avenue
- Summit Place
- Sunnyridge Avenue
- Sunrise Ridge Trail
- Sunset Boulevard
- Sunset Court
- Sweetner Drive