Private · Pasadena, CA

Apply to California Institute of Technology

Your deadlines, essays and next steps, all in one place.

California Institute of Technology campus

Your application

Application
Common App
Recommendations
2 required
Personal essay
Required
Regular decision
January 5, 2027
Early Action
November 1, 2026
Early Decision
—

Your profile

Keep your school details, courses and scores ready for your application.

Activities

Show what you did, how much time you spent and what changed.

Honors

Bring together your awards and the work behind them.

Personal statement

Choose what you want a college to learn about you.

Additional info

Add context that helps a reader understand the rest of your application.

Supplemental essays

If you had to choose an area of interest or two today, what would you choose? Why did you choose your proposed area of interest? If you selected 'other', what topics are you interested in pursuing?

Required · 200 words

Caltech students bring more than academic ability to the communities they join. What is something you would be excited to do, share, teach, make, start, or contribute as part of the Caltech community?

Required · 150 words

Tell us about a time your learning in STEM was shaped by another person or group — either because you needed help, offered help, changed your thinking through collaboration, or contributed to someone else's understanding. What did that experience teach you about learning and working with others?

Required · 200 words

Tell us about a time your approach to a STEM problem, concept, or project mattered as much as the outcome. How did you work through uncertainty or persist creatively in tackling the problem? What would you still defend about your process, regardless of the outcome?

Required · 200 words

Regardless of your STEM interest listed above, take this opportunity to nerd out and talk to us about whatever STEM rabbit hole you have found yourself falling into. Be as specific or broad as you would like.

Required · 200 words

Tell us about a STEM question, problem, idea, or project that has held your attention over time. What drew you to it, how have you pursued it, and what do you still want to understand?

Required · 200 words

Tell us about something you created, tested, repaired, modeled, coded, built, or redesigned. What problem were you trying to solve and what did the process reveal to you?

Required · 200 words

Why did you choose your proposed area of interest? If you selected 'other', what topics are you interested in pursuing?

Required · 200 words

Caltech cares about context. Is there anything about your academic preparation, coursework, school context, or learning experiences that would help us better understand your readiness for Caltech?

Optional

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