The typical K-12 student nationwide spends 6.9 hours a day in school across 178.6 days, totaling a an average of 1,231 hours annually, according to a 2025 study published in American Education Research Journal.
“Reducing the amount of total time kids are in school has shown to be definitively harmful for student learning and actually really produces negligible benefits for budgetary savings or teacher recruitment,” the study’s co-author, Brown University Professor Matthew Kraft, told The Post.