The school serves approximately 1,600 students in grades nine through twelve. Through outstanding academic opportunities, support programs, and counseling, each student is constantly encouraged to reach his/her full potential. Walter G. O'Connell Copiague High School has instituted a successful all-Regents program, an in-school and after-school remediation program, Advanced Placement courses in all disciplines, and offers a wide variety of elective courses such as drama, sports and entertainment marketing, and criminal justice.