the Class of 2025, 32% were of underrepresented ancestry (which includes students who self-identify as American Indian/Alaska Native, Hispanic/Latino, Black/African American, and/or Native Hawaiian/Pacific Islander), and 6% were foreign students.
=== Tuition and financial aid ===
Undergraduate tuition for the 2021–2022 school year was $56,394 and total annual costs were estimated to be $79,947 excluding the Caltech Student Health Insurance Plan. In 2012–2013, Caltech awarded $17.1 million in need-based aid, $438k in non-need-based aid, and $2.51 million in self-help support to enrolled undergraduate students. The average financial aid package of all students eligible for aid was $38,756 and students graduated with an average debt of $15,090.
=== Undergraduate program ===
The full-time, four-year undergraduate program emphasizes instruction in the arts and sciences and has high graduate coexistence. Caltech offers 28 majors (called "options") and 17 minors across all six academic divisions. Caltech also offers …
