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Caltech was not ranked in College Factual's 2025 Best Overall Colleges report. This could be for a number of reasons, including lack of data.
See all of the rankings for California Institute of Technology.
California Institute of Technology has a very low acceptance rate of 3%, making it one of the most selective out of all the colleges and universities in the nation. It's probably a good idea to apply to other schools in addition to Caltech just in case you don't make the cut.
At Caltech, the student to faculty ratio is an excellent 3 to 1. That's much better than the national average of 15 to 1. This indicates that many classes will probably be small, and students will have ample opportunites to work closely with their professors and classmates.
When estimating how much access students will have to their teachers, some people like to look at what percentage of faculty members are full time. This is because part-time teachers may not have as much time to spend on campus as their full-time counterparts.
The full-time faculty percentage at California Institute of Technology is 94%. This is higher than the national average of 47%.
The freshmen retention rate of 98% tells us that most first-year, full-time students like California Institute of Technology enough to come back for another year. This is a fair bit higher than the national average of 68%. That's certainly something to check off in the good column about the school.
Students are considered to have graduated on time if they finish their studies within four years. At Caltech the on-time graduation rate of first-time, full-time students is 86%. That is great when compared to the national average of 33.3%
Find out more about the retention and graduation rates at California Institute of Technology.
During the 2017-2018 academic year, there were 901 full-time undergraduates at Caltech.
The net price is calculated by adding tuition, room, board and other costs and subtracting financial aid.Note that the net price is typically less than the published for a school. For more information on the sticker price of Caltech, see our tuition and fees and room and board pages.
While almost two-thirds of students nationwide take out loans to pay for college, the percentage may be quite different for the school you plan on attending. At Caltech, approximately 15% of students took out student loans averaging $12,553 a year. That adds up to $50,212 over four years for those students.
Get more details about paying for California Institute of Technology.

See which majors at California Institute of Technology make the most money.
Get more details about the location of California Institute of Technology.

Contact details for Caltech are given below.
| Contact Details | |
|---|---|
| Address: | 1200 E California Blvd, Pasadena, CA 91125 |
| Phone: | 626-395-6811 |
| Website: | www.caltech.edu/ |
| Most Popular Majors | Bachelor’s Degrees | Average Salary of Graduates |
|---|---|---|
| Computer Science | 78 | $173,344 |
| Physics | 60 | NA |
| Mechanical Engineering | 50 | NA |
| Chemistry | 48 | NA |
| Electrical Engineering | 42 | NA |
| Aerospace & Aeronautical Engineering | 31 | NA |
| Engineering Physics | 30 | NA |
| Biomedical Engineering | 26 | NA |
| Geological & Earth Sciences | 26 | NA |
| Astronomy & Astrophysics | 24 | NA |
If you’re considering California Institute of Technology, here are some more schools you may be interested in knowing more about.
Curious on how these schools stack up against Caltech? Pit them head to head with College Combat, our free interactive tool that lets you compare college on the features that matter most to you!
Footnotes
*The racial-ethnic minorities count is calculated by taking the total number of students and subtracting white students, international students, and students whose race/ethnicity was unknown. This number is then divided by the total number of students at the school to obtain the racial-ethnic minorities percentage.
References
More about our data sources and methodologies.