New York Schools
- Schenectady City School District
- Schenectady County Community College
- Schenectady High School
- Scholars' Academy
- Scholars' Academy
- School Without Walls
- School For American Crafts
- School For Classics High School
- School For Compassionate Action
- School For Excellence
- School For Global Leaders
- School For Tourism And Hospitality
- School Of American Ballet
- School Of International And Public Affairs, Columbia University
- School Of Performing Arts
- School Of Visual Arts
- School Of One
- School Of The Arts
- School Of The Future
- School Of The Future Brooklyn
- School Of The Future Middle And High School
- School Of The Holy Child
- Schoolhouse No 5
- Schuylerville Preparatory High School
- Science School For Exploration And Discovery
- Science Skills Center High School For Science, Technology And The Creative Arts
- Science And Technology Academy: A Mott Hall School
- Science And Technology Entry Program At Syracuse University
- Science, Technology And Research Early College High School At Erasmus
- Science, Technology And Research Early College High School At Erasmus (star)
- Scotchtown Avenue Elementary School
- Scotia Glenville High School
- Sculpturecenter
- Seaford High School
- Seaford Union Free School District
- Seminary Of The Immaculate Conception
- Seneca Falls Central School District
- Setnor School Of Music
- Seton Catholic Central High School
- Seton Catholic Central High School
- Sewanhaka Central High School District
- Sewanhaka High School
- Seward Park High School
- Sh'or Yoshuv
- Shaker High School
- Sheepshead Bay High School
- Sheepshead Bay Maritime Service Training Station
- Shefa School
- Shenendehowa Central School District
- Shenendehowa High School
- Sherburne High School
- Sherburne Earlville Central School
- Shinnecock Hills Summer School
- Shoreham Wading River High School
- Shuang Wen School
- Shulamith School For Girls
- Sidney Central School District
- Sidney High School
- Siena College
- Silver Creek Central School District
- Silver School Of Social Work
- Simon's Rock At Bard College
- Sinai Academy
- Skaneateles High School
- Skidmore College
- Smithtown Central School District
- Smithtown Christian School
- Smithtown West High School
- Smyrna Elementary School
- Snyderville Schoolhouse
- Social Sciences Innovations
- Sodus Central School District
- Solomon Schechter School Of Queens
- Solomon Schechter School Of Manhattan
- Solvay High School
- Somers High School
- Sophie Davis School Of Biomedical Education
- Sotheby's Institute Of Art
- Sound Medicine Academy
- Soundview Academy For Culture And Scholarship
- Soundview Preparatory School
- South Bronx Academy For Applied Media
- South Bronx Classical Charter School
- South Bronx International Middle School
- South Bronx Preparatory: A College Board School
- South Brooklyn Community High School
- South Colonie Central School District
- South Country Central School District
- South Huntington Union Free School District
- South Richmond High School
- South Seneca Schools District
- South Shore High School
- South Side High School
- South Side Innovation Center
- Southampton Union Free School District
- Southern Cayuga Central School District
- Southold Union Free School District
- Spackenkill High School
- Spackenkill Union Free School District
- Special Music School