| Name |
County |
| Cathedral High School |
New York County |
| Cathedral Prep School and Seminary |
Queens County |
| Catholic Central High School |
Rensselaer County |
| Cato - Meridian High School |
Cayuga County |
| Catskill Senior High School |
Greene County |
| Cattaraugus - Little Valley High School |
Cattaraugus County |
| Cazenovia High School |
Madison County |
| Celia Cruz High School of Music School |
Bronx County |
| Center Moriches High School |
Suffolk County |
| Centereach High School |
Suffolk County |
| Central Islip Senior High School |
Suffolk County |
| Central Park East High School |
New York County |
| Central Valley Academy |
Herkimer County |
| Central Yeshiva Tomchei Tmimim Lubavitch School |
Kings County |
| Charles Baker High School |
Onondaga County |
| Charles D'Amico High School |
Orleans County |
| Charles Dickerson High School |
Tompkins County |
| Chateaugay High School |
Franklin County |
| Chatham High School |
Columbia County |
| Chautauqua Lake Secondary School |
Chautauqua County |
| Chazy Central Rural Junior - Senior High School |
Clinton County |
| Cheektowaga Central High School |
Erie County |
| Chelsea Career and Technical Education High School |
New York County |
| Chenango Forks High School |
Broome County |
| Chenango Valley High School |
Broome County |
| Chester Academy |
Orange County |
| Chittenango High School |
Madison County |
| Christ the King High School |
Queens County |
| Christopher Columbus High School |
Bronx County |
| Churchville - Chili Senior High School |
Monroe County |
| Cicero - North Syracuse High School |
Onondaga County |
| Clara Barton High School |
Kings County |
| Clarence High School |
Erie County |
| Clarkstown High School South |
Rockland County |
| Clarkstown North High School |
Rockland County |
| Clayton Bouton High School |
Albany County |
| Cleveland Hill High School |
Erie County |
| Clifton Fine Junior Senior High School |
St. Lawrence County |
| Clinton Senior High School |
Oneida County |
| Clyde Savannah High School |
Wayne County |
| Coalition School for Social Change |
New York County |
| Cobble Hill School of American Studies |
Kings County |
| Cobleskill Richmondville High School |
Schoharie County |
| Cohoes High School |
Albany County |
| Cold Spring Harbor Junior Senior High School |
Suffolk County |
| College of Staten Island High School for International Studies |
Richmond County |
| Collegiate Institute for Math and Science |
Bronx County |
| Colonie Central High School |
Albany County |
| Colton Pierrepont Junior Senior High School |
St. Lawrence County |
| Columbia High School |
Rensselaer County |
| Commack High School |
Suffolk County |
| Community School for Social Justice |
Bronx County |
| Comsewogue High School |
Suffolk County |
| Concord High School |
Richmond County |
| Connetquot High School |
Suffolk County |
| Cooke Center Academy |
New York County |
| Cooperstown High School |
Otsego County |
| Corcoran High School |
Onondaga County |
| Corinth Central High School |
Saratoga County |
| Corning - Painter Post High School |
Steuben County |
| Corning Painted Post High School |
Steuben County |
| Corning Painted Post High School Learning Center |
Steuben County |
| Cornwall Central High School |
Orange County |
| Coxsackie - Athens High School |
Greene County |
| Cristo Rey New York High School |
New York County |
| Croton - Harmon High School |
Westchester County |
| Crotona Academy High School |
Bronx County |
| Cuba - Rushford High School |
Allegany County |
| Curtis High School |
Richmond County |
| Dansville High School |
Livingston County |
| Darrow School |
Columbia County |
| David Doyle Kendall Jr Sr High School |
Orleans County |
| Davis Renov Stahler Yeshiva High School for Boys |
Nassau County |
| Deer Park High School |
Suffolk County |
| Democracy Preparatory Charter High School |
New York County |
