Skip to main content
AcademicWingsSTEM discovery
Institution profile

California Institute of Technology (Caltech)

United States of AmericaAmericas

#10

QS World University Rankings 2026

94.3

QS 2026 overall score

QS World University Rankings data

Ranking data

QS World University Rankings source

#10

QS World University Rankings 2026

#10

QS World University Rankings 2025

94.3

QS 2026 overall score

QS 2026 indicators

Indicator-level data

Each card keeps the QS 2026 score and rank separate. A missing value is not estimated.

Academic reputation

QS 2026 score
98.3
QS 2026 rank
#33

Employer reputation

QS 2026 score
99.2
QS 2026 rank
#23

Faculty-student ratio

QS 2026 score
100
QS 2026 rank
#5

Citations per faculty

QS 2026 score
100
QS 2026 rank
#3

International faculty ratio

QS 2026 score
100
QS 2026 rank
#65

International student ratio

QS 2026 score
90.7
QS 2026 rank
#161

International student diversity

QS 2026 score
91.4
QS 2026 rank
#136

International research network

QS 2026 score
61.8
QS 2026 rank
#665

Employment outcomes

QS 2026 score
49.1
QS 2026 rank
#352

Sustainability

QS 2026 score
79.2
QS 2026 rank
#185
University profile

About California Institute of Technology (Caltech)

A concentrated science and engineering research environment

California Institute of Technology, commonly known as Caltech, is a private research university in Pasadena, California. Its official academic material describes an institution organised through six academic divisions, with graduate study concentrated in science, engineering, and related interdisciplinary areas. This is a different starting point from a large university with many separate schools and hundreds of unrelated degree paths. An applicant should expect to make a close connection between a proposed area of study, a specific Caltech option, and the faculty or research groups working in that area. The most useful research begins with the current degree option and department pages, then moves outward to laboratories, centres, facilities, and affiliated projects.

Caltech describes its academic approach as combining depth in a core area with exposure to basic science, humanities, mathematics, and social science. For prospective students, this suggests that even a technically focused pathway should be considered in a wider intellectual context. It does not mean that every programme has the same curriculum or that all students follow an identical research route. Graduate applicants should check the degree requirements, qualifying expectations, laboratory culture, and advising arrangements for the exact option they are considering. Undergraduate applicants should similarly use the current catalogue and admissions information to understand academic preparation and the nature of the programme rather than relying on general impressions of Caltech.

Research groups, institutes, and connections beyond one department

Research is central to Caltech's public description of the institution. Its official research pages point to work across areas such as quantum science and engineering, bioinformatics, life sciences, energy, sustainability, human behaviour, and economics, alongside a network of research centres and institutes. These examples show breadth, but they are not a promise of a place in a particular laboratory. When a research area matters to an application, look for a current faculty page, a recent project description, and the formal department or programme relationship. That combination is more reliable than selecting a university because a broad topic appears on a central research page.

Caltech also has a longstanding relationship with NASA's Jet Propulsion Laboratory, which Caltech manages for NASA. This is relevant background for applicants interested in space science, engineering, planetary research, and related fields. It should be interpreted carefully. The relationship does not mean that every student works at JPL or that a Caltech application is an application to JPL. Prospective students should use official programme and research pages to see how, if at all, a particular degree, faculty group, or project connects to that wider environment. Clear distinctions between the university, a laboratory, and an individual research opportunity prevent misunderstandings later in the application process.

A practical way to assess Caltech before applying

Build a small evidence file before adding Caltech to an application plan. Include the degree option, the official academic catalogue page, relevant faculty or group pages, and a note about why the research question fits the programme. Then identify the details that require a fresh check, such as prerequisites, submission timelines, test policy, funding, and whether direct faculty contact is expected or appropriate. This is particularly useful in a specialised institution because a narrow research match can be more important than a broad institutional comparison. It also helps an applicant write a clear statement of purpose that explains both technical preparation and the next research step.

Before making a decision, use current official pages to confirm whether a degree is available, how its requirements relate to your background, and whether the relevant research group is open to students. If the programme, research environment, and practical requirements align, Caltech may deserve a place on a focused shortlist. If they do not, keep looking for a programme where the academic connection is stronger and more direct.

Institution record

Country
United States of America
Region
Americas
Status
Private not for Profit
QS size code
S
Profile record updated
July 24, 2026

This date shows when this profile was refreshed. It is not a source-verification date from QS or the university.

Search opportunities

Opportunity records may use a different form of the institution's name. Confirm every listing with its original source.