Top Cities in Illinois
Illinois
- Sadorus
- Sailor Springs
- Saint Anne
- Saint Augustine
- Saint Charles
- Saint David
- Saint Elmo
- Saint Francisville
- Saint Jacob
- Saint Joseph
- Saint Libory
- Saint Peter
- Sainte Marie
- Salem
- San Jose
- Sandoval
- Sandwich
- Saunemin
- Savanna
- Savoy
- Sawyerville
- Saybrook
- Scales Mound
- Schaumburg
- Scheller
- Schiller Park
- Sciota
- Scioto Mills
- Scott Air Force Base
- Scottville
- Seaton
- Seatonville
- Secor
- Seneca
- Serena
- Sesser
- Seward
- Seymour
- Shabbona
- Shannon
- Shattuc
- Shawneetown
- Sheffield
- Shelbyville
- Sheldon
- Sheridan
- Sherman
- Sherrard
- Shipman
- Shirland
- Shirley
- Shobonier
- Shumway
- Sibley
- Sidell
- Sidney
- Sigel
- Silvis
- Simpson
- Sims
- Skokie
- Smithboro
- Smithfield
- Smithshire
- Smithton
- Solon Mills
- Somonauk
- Sorento
- South Barrington
- South Beloit
- South Elgin
- South Holland
- South Pekin
- South Roxana
- South Wilmington
- Sparland
- Sparta
- Speer
- Spring Grove
- Spring Valley
- Springerton
- Springfield
- Standard
- Standard City
- Stanford
- Staunton
- Steeleville
- Steger
- Sterling
- Steward
- Stewardson
- Stillman Valley
- Stockland
- Stockton
- Stone Park
- Stonefort
- Stonington
- Stoy
- Strasburg
- Strawn
- Streamwood
- Streator
- Stronghurst
- Sublette
- Sugar Grove
- Sullivan
- Summerfield
- Summit Argo
- Sumner
- Sutter
- Sycamore