California Institute of Technology

Undergraduate application deadlines: Fall 2027 entry

• REA: November 1, 2026 (closed). Supplemental materials due by November 6; standardized tests must be completed by November 30. Decision: Mid-December.
• RD: January 4, 2027. Supplemental materials due by January 10; standardized tests must be completed by 2026-12-31. Decision: Mid-March.

Source: University admissions website · Checked: 2026-10-10

Undergraduate admissions data

• Fall 2025 entering class: 11,285 applicants, 428 admitted (3.8%).
• Test scores reported by the university (25th–75th percentile): SAT 1550–1580, ACT 35–36.

Source: Common Data Set (reported by the university)

Cost of attendance

• 2024–25 academic year, estimated annual cost for an international undergraduate: $90,822 (tuition and fees $65,898; housing and food $20,283; books and supplies $1,428; other expenses $3,213).
• Undergraduate application fee: $75.

Source: IPEDS (U.S. Department of Education)

Frequently asked questions

What are the undergraduate application deadlines at California Institute of Technology for Fall 2027 entry?

REA: November 1, 2026 (closed). Supplemental materials due by November 6; standardized tests must be completed by November 30. Decision: Mid-December. RD: January 4, 2027. Supplemental materials due by January 10; standardized tests must be completed by 2026-12-31. Decision: Mid-March.

What is the admission rate at California Institute of Technology?

Fall 2025 entering class: 11,285 applicants, 428 admitted (3.8%). Test scores reported by the university (25th–75th percentile): SAT 1550–1580, ACT 35–36.

How much does it cost to attend California Institute of Technology as an international undergraduate?

2024–25 academic year, estimated annual cost for an international undergraduate: $90,822 (tuition and fees $65,898; housing and food $20,283; books and supplies $1,428; other expenses $3,213). Undergraduate application fee: $75.