COLLEGE PROFILE
How to Get Into Caltech in 2026
Tiny, intense STEM-only school with a 3:1 student-faculty ratio.
Quick Answer
California Institute of Technology has a 2.7% acceptance rate with a middle 50% SAT range of 1530-1580 and average GPA of 4.19. Tiny, intense STEM-only school with a 3:1 student-faculty ratio. Founded 1891 in Pasadena, CA.
Admissions Snapshot
| Acceptance Rate | 2.7%Most Selective |
| SAT Range (25th-75th) | 1530 - 1580 |
| Average GPA (Unweighted) | 4.19 |
| Undergraduate Enrollment | 980 |
| School Type | Private |
| Location | Pasadena, CA |
| Founded | 1891 |
| Test Policy | Test-Optional |
| Need-Blind | Yes |
| Meets 100% Need | Yes |
Data source: IPEDS College Navigator and institutional Common Data Set (most recent available year). Data lags approximately one year.
What Caltech Values Most (CDS Data)
Who Gets Into Caltech: 4 Composite Profiles
These are composite profiles based on publicly available admissions patterns. They do not represent real individuals.
The Academic Powerhouse
Near-perfect GPA and test scores. Strong in STEM or humanities. Multiple AP/IB courses with 5s and 7s. Research experience or independent project.
The Community Builder
Founded or led a significant student organization. Demonstrated measurable community impact. Strong essays connecting service to personal growth.
The Specialized Expert
Deep expertise in one field — national competition winner, published research, or professional-level skill. Clear spike that makes the application memorable.
The Versatile Contributor
Strong across multiple areas without being the best at any single one. Excellent writer who connects diverse experiences into a coherent narrative.
Caltech Essay Strategy
Caltech's supplemental essays are your chance to demonstrate genuine fit. The "Why Caltech?" essay must reference specific programs, professors, courses, or campus resources. Generic essays about prestige or location are immediately recognizable and ineffective.
Read the Caltech Essay GuideApplication Strategy: ED vs EA vs RD
At 2.7% overall acceptance rate, applying early can significantly improve your odds. Early round acceptance rates are typically 2-3x higher than Regular Decision.
Read our ED vs EA vs RD strategy guide →Use the Caltech Fit Worksheet
Score your profile against Caltech's admissions criteria. See where you stand across 7 dimensions calibrated to real CDS data. Free, no signup required.
Get Your Free Caltech Fit ScoreFrequently Asked Questions
What is Caltech's acceptance rate?
California Institute of Technology's acceptance rate is approximately 2.7% based on the most recent Common Data Set. This rate can vary by year and by application round (ED, EA, RD).
What SAT score do I need for Caltech?
The middle 50% SAT range for Caltech is 1530-1580. Scoring above 1580 does not guarantee admission, and scoring below 1530 does not mean rejection — holistic review considers the full application.
What GPA do I need to get into Caltech?
The average unweighted GPA of admitted students at Caltech is approximately 4.19. Course rigor (AP/IB/dual enrollment) matters as much as the GPA number itself.
Does Caltech have Early Decision?
Check Caltech's admissions website at caltech.edu/admissions for the most current information on early application options. Policies can change year to year.
Is Caltech test-optional?
Yes, Caltech is currently test-optional. Test policies can change each admissions cycle.
How many students attend Caltech?
California Institute of Technology has approximately 980 undergraduate students. As a private university, class sizes tend to be smaller.
What is Caltech known for?
Tiny, intense STEM-only school with a 3:1 student-faculty ratio.
More Caltech Resources
Written by AdmitPath team
Data sourced from IPEDS College Navigator and Caltech's Common Data Set. CDS publication year noted — data may lag one year.
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