While standard unweighted high school grading scales max out at a 4.0, many secondary institutions utilize weighted grading systems where honors, Advanced Placement, or International Baccalaureate classes can push a student's cumulative grade point average above a 4.0 and theoretically reach a 5.0 scale. Earning a top-tier GPA on a weighted scale demonstrates exceptional academic rigor, which aligns well with the demanding coursework expected by elite institutions. However, Harvard University evaluates undergraduate applications through an intensive holistic review process, meaning no specific GPA—even a perfect 5.0—guarantees admission. Admissions officers examine every facet of an applicant's file, including standardized test scores, extracurricular leadership, personal essays, and recommendation letters, to determine overall fit.