In high school, a student’s total credits determine the student’s classification—i.e.., what grade level or “year” the student is in. Board of Education policy concerning classification is described in HISD Board Policy EIE(LOCAL).

Credits Earned Classification (year)

       0–5.5           grade 9 (freshman)
       6–11.5         grade 10 (sophomore)
       12–17.5       grade 11 (junior)
       18 or more   grade 12 (senior)