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Welcome to Classen
9:10 am - 4:00 pm
Students may enter the building at 8:50 using north auditorium entrance or west cafeteria entrance.
Classen School of Advanced Studies (CSAS) is the premier school of its kind in the state of Oklahoma. CSAS offers eligible qualified students of Oklahoma City Public Schools in grades six through twelve a rare and dynamic educational opportunity. Two complementary and challenging college preparatory plans of study are offered: the world recognized International Baccalaureate Diploma Program and the nationally recognized Visual and Performing Arts Program. The school opened in August of 1994 with an enrollment of 647 students in grades six through ten. Classen School of Advanced Studies graduated its first senior class in May of 1997. Classen SAS is accredited by the North Central Association of Schools and adheres to a college preparatory curriculum.