Clinton’s high school program consists of grades 9 to 12¹. Students are awarded the Ontario Secondary School Diploma (OSSD) when:

• Successful completeion 30 credits² (including compulsory credits)
• 40 hours community hours
• Pass Provincial Literacy Test or Complete the Literacy course

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1- Grade 9, Grade 10, Grade 11, and Grade 12
2- ENG4U, ENG4C, ENG3U, ENG3C, EWC4U, OLC4O, MHF4U, MCV4U, MDM4U, MCR3U, MCF3M, MAP4C, SPH4U, SCH4U, SBI4U, SPH3U, SCH3U, SBI3U,HSP3M, HSB4M, HFA4M, CGW4U, CIA4U, CHY4U, BAF3M, BAT4M, BBB4M, BOH4M, IELTS, TOEFL, and SAT