California Institute of Technology Admissions 2026: Application Deadline, Eligibility & Fees

California Institute of Technology Application Deadlines for Fall 2027

All Fall 2027 admission windows are live now, per the Caltech Undergraduate Admissions deadlines page and the Graduate Studies Office. Caltech runs a single primary intake in the Fall; Spring or off-cycle graduate starts are not offered for most programs. The table below lists the operative Fall 2027 dates for Indian applicants.

Caltech’s primary intake for Indian students is Fall (August) 2027 — every UG option and every PhD programme opens here.

UG materials (transcripts, testing, LORs) may arrive up to 6 November 2026 for REA and 10 January 2027 for Regular Decision. The last accepted SAT or ACT sitting is 30 November 2026 for REA and 31 December 2026 for Regular Decision.

Planning note: If you are an Indian PhD applicant in Chemistry or Biology, treat 1 December 2026 as your working deadline — this two-week gap on other engineering tracks catches most first-time applicants off guard.

California Institute of Technology Eligibility for Indian Students

Caltech evaluates applications holistically and does not publish a minimum GPA or single cut-off, but successful Indian applicants cluster near the top of Indian board and university ranks. Academic thresholds and English-test floors are separated from paperwork; documents live in the Documents Required section below.

California Institute of Technology Bachelor’s Entry Requirements

• Class XII: CBSE, ISC or state-board with 90 percent-plus aggregate, or IB Diploma 40+.
• Subjects: Mathematics and one science studied through Class XII; strong physics and calculus record expected.
• Standardised tests: SAT or ACT is required; if you have written AP or IB exams those scores must be reported as well.
• English: TOEFL iBT 100, IELTS 7.0, PTE Academic or Duolingo English Test accepted from applicants whose first language is not English.

California Institute of Technology PhD Entry Requirements

• Bachelor’s degree: A four-year Indian bachelor’s degree (BTech, BE, BSc-Honours or equivalent) completed before the term of enrolment.
• Academic standing: No fixed cut-off, but competitive Indian applicants typically hold a first-class degree at 75 percent-plus or 8.0+ CGPA.
• English: TOEFL iBT 100 (no sub-score below 20) or IELTS 7.0 (no sub-score below 6.5), per Caltech’s institutional guidance.
• GRE: Policy varies by department — Chemistry currently requires the GRE, while several engineering options list it as optional or not accepted.

California Institute of Technology IELTS Waiver for Indian Students

Caltech Graduate Studies waives the English proficiency test if you have completed a bachelor’s degree at an institution where English is the primary language of instruction, or completed two or more years of study at a US college. Most Indian IITs, NITs, IISc, and private universities such as BITS, VIT and Ashoka meet the medium-of-instruction bar, so a large share of Indian PhD applicants qualify for the waiver.

Note: Program-specific entry requirements, fees, and intake availability may differ from the institution-wide minimums shown above. Always confirm on the official Caltech Graduate Studies Office page for your chosen program before applying.

California Institute of Technology PG Programs and English Scores

Caltech admits graduate students directly to the PhD track — standalone Master’s admits are not ordinarily offered, and most MS degrees are awarded en route to a PhD or as terminal degrees only within specific engineering options. The table below lists the PhD programmes Indian applicants apply to most often, all four-to-six years in length, all fully funded when admitted. Base tuition is USD 65,622 (around INR 62.01 Lakhs) a year, waived under Caltech’s PhD funding package; see the course-wise fees breakdown for the full list.

Insider note: Caltech’s small-cohort model means each PhD option admits between 5 and 20 students a year globally — Indian applicants win seats by aligning their statement of purpose to two or three named faculty labs, not by broadcasting general interest in the department.

Note: Program-specific entry requirements, fees, and intake availability may differ from the institution-wide minimums shown above. Always confirm on the official Caltech Graduate Studies application page for your chosen program before applying.

California Institute of Technology UG Options for Indian Students

Caltech awards a single undergraduate degree, the Bachelor of Science (BS), and students declare an "option" (Caltech’s word for major) usually at the end of the first year. Every option shares the same admissions bar and the same four-year duration; the choice does not affect entry requirements.

Caltech’s undergraduate admissions are need-aware for international applicants, which means your ability to pay is considered when the offer is decided; this is set out in the International Financial Aid Statement of Intent submitted with the Common App.

California Institute of Technology PhD Application and Funding

Caltech admits Indian PhD students on full funding — tuition, health insurance and a monthly stipend are covered for the standard five-year term through a mix of research assistantships, teaching assistantships and institute fellowships. The Fall 2027 stipend rate is set at the Graduate Studies Office’s published academic-year band; confirm the exact figure on your offer letter. See funding options for Indian students for named awards.

California Institute of Technology PhD Interview Format

Shortlisted applicants are contacted between late January and early March 2027. Interviews are conducted by faculty over Zoom for Indian applicants, typically 30 to 45 minutes, and cover research experience, coursework and lab fit. Some programmes host virtual visit days for shortlisted candidates before final offers.

Caltech PhD Funding Package Details

• Tuition waiver: Full waiver of the USD 65,622 (INR 62.01 Lakhs) annual tuition.
• Stipend: Paid monthly across 12 months of the academic year; rate set annually by the Graduate Studies Office.
• Health cover: Caltech Student Health Insurance premium paid in full for the student.
• Duration: Guaranteed for the standard five-year track, subject to satisfactory progress each year.

Note: Caltech does not offer MS-only funding to international students. If a standalone Master’s is your goal, Caltech is generally not the right fit — the institute’s structure funnels admits into the PhD.

California Institute of Technology Application Process and Fee

UG and PhD applications run on different platforms. Every step below is done online — no paper submission. Set an IST calendar with each step at least four weeks before the deadline, since Indian document apostilles and score reporting take that long.

1. Create your account. UG applicants open a Common App account, which launched for the 2026-27 cycle on 1 August 2026. PhD applicants create an account on the Caltech Graduate Studies application system.
2. Fill the profile and essays. UG Common App essays plus Caltech’s supplemental short-answers; PhD statement of purpose (1,000 to 1,500 words) plus a personal statement.
3. Send test scores. Report SAT or ACT (UG) and TOEFL or IELTS (all) directly from the testing agency to Caltech’s institution codes.
4. Request recommendations. UG needs two teacher LORs plus one counsellor form. PhD needs three academic LORs from faculty who supervised your coursework or research.
5. Upload transcripts. Unofficial scans are accepted at application; official transcripts are required only before enrolment.
6. Pay the application fee. Pay the application fee of USD 85 (around INR 8,033) for UG on the Common App or USD 100 (around INR 9,450) for PhD on the Caltech Graduate Studies portal. Fee waivers exist for documented financial need.
7. Submit before your programme’s deadline. The application system closes at 12:01 am Pacific Time the day after the posted deadline — build in a full day of buffer.

California Institute of Technology Admission Decisions Timeline

Decision timing depends on the track. UG Restrictive Early Action decisions are non-binding, so an admitted student may still apply elsewhere in Regular Decision. PhD offers are conditional on completion of the bachelor’s degree with the stated grade and on the F-1 visa clearance.

• UG REA notification: Mid-December 2026 — admit, defer or deny.
• UG Regular Decision notification: Mid-March 2027; enrolment deposit due 1 May 2027.
• PhD notification: Rolling from late January to early April 2027 as departments complete interviews.
• Deferral policy: UG admits may request a one-year deferral for approved reasons; PhD deferrals are decided by the admitting programme case-by-case.

California Institute of Technology Documents Required for Indian Applicants

Every document is uploaded to the application portal in PDF; originals in Hindi or regional languages need an English translation attached. This list is paperwork only — academic scores and English cut-offs sit in the Eligibility section above.

California Institute of Technology Undergraduate Documents

• Passport bio-page scan valid through Fall 2027.
• Class IX, X and XI marksheets plus Class XII predicted or first-term results.
• Common App essay plus Caltech supplemental short-answers.
• Counsellor recommendation and two teacher LORs from science or math faculty.
• Official SAT or ACT score report; AP or IB scores if attempted.
• TOEFL, IELTS, PTE Academic or Duolingo English Test score report.
• International Financial Aid Statement of Intent.
• Certified translations for any non-English document.

California Institute of Technology PhD Documents

• Passport bio-page scan.
• Transcripts from every college attended, including the bachelor’s degree institution.
• Statement of purpose and personal statement.
• Three academic letters of recommendation.
• Curriculum vitae listing publications, projects, internships and awards.
• TOEFL or IELTS score report, unless waived by prior English-medium study.
• GRE score report where the department requires it (Chemistry, and confirm for others).

California Institute of Technology Acceptance Rate for Indian Students

Caltech reports an overall acceptance rate of 2.6 percent, one of the lowest among US universities and lower than every Ivy except Harvard and MIT. Indian-applicant acceptance is not published separately but is estimated at 1 to 2 percent, based on historical yield patterns at the institute where a small share of the international admits are Indian. Caltech does not publish an official Indian-only figure.

California Institute of Technology Undergraduate Acceptance Odds

For the Fall 2025 entering class Caltech admitted roughly 300 first-year students from about 13,000 applicants; the yield rate is above 50 percent. Indian applicants generally submit SAT scores above 1550 or ACT above 35, and often carry an international olympiad medal, published research, or an Intel/ISEF-level project.

California Institute of Technology PhD Acceptance Odds

PhD acceptance runs option-by-option; the most competitive tracks (Physics, CS, EE) admit at roughly 5 to 8 percent, while smaller options can be even tighter. Caltech’s competitive standing is reflected in its ranking band, sitting at QS World 7 and THE 7 in the latest cycles.

Insider note: Faculty fit matters more at Caltech than at any peer school in your list. If two named faculty in your target department have no funding room in Fall 2027, the admissions committee will pass — even on a very strong file. Email faculty two months before the deadline to test fit.

USA F-1 Student Visa Process for California Institute of Technology

Once an Indian admit accepts the Caltech offer, the International Student Programs office issues Form I-20. The student then pays the SEVIS fee of USD 350 (around INR 33,075) and books a US Embassy or Consulate F-1 interview. See the US F-1 student visa guide for the full step-by-step. Financial proof for the F-1 covers first-year tuition plus living costs — for UG this means demonstrating funds of roughly USD 92,000 (INR 86.94 Lakhs), while funded PhD students show only the difference between the funding letter and the cost of attendance.

Post-arrival, F-1 students must register with Caltech’s International Student Programs within 30 days of the programme start date and maintain full-time enrolment. F-1 also permits 12 months of Optional Practical Training (OPT) after graduation, extended by 24 months for STEM degrees, so most Caltech Indian graduates get 36 months of post-study work authorisation.

2026 update: Indian F-1 wait times at Mumbai, Chennai and Delhi consulates run 4 to 8 weeks in peak summer. Book your visa interview slot on the day you accept the Caltech offer to protect an August start.

Tips and Application Checklist for California Institute of Technology

The steps below draw on Indian-applicant patterns at Caltech across the last three admission cycles, mixing planning insight with dated action items.

• Draft a two-lab statement of purpose: Name two faculty labs and one specific ongoing project each; generic "I love research" statements are filtered fast.
• Email faculty by early October 2026: A short note with your CV and a lab-specific question helps you learn whether the group has Fall 2027 funding room.
• Book your SAT or ACT sitting by 30 November 2026: This is Caltech’s cut-off for REA; RD applicants must sit by 31 December 2026.
• Ask your LOR writers 8 weeks before deadline: Give each recommender your SOP draft, transcript and a note on which projects to emphasise.
• Confirm your English waiver: If your Indian bachelor’s institution taught in English, request a letter on department letterhead confirming the medium of instruction.
• Set your Common App account by mid-September 2026: The 2026-27 cycle opened on 1 August 2026; drafting essays for six weeks beats a last-minute push.
• Pay the application fee two days early: Card declines on international transactions are a common hold-up — pay from a card enabled for USD international transactions.
• Save every submission confirmation: Screenshot the Common App and Caltech Grad portal confirmations; if a document goes missing during review, this is the fastest way to reopen the case.

Caltech admissions reward specificity, research fit and technical depth over polish. Indian students who apply with a clear lab shortlist, verified English waivers where they qualify, and every deadline logged in an IST calendar convert offers at a materially higher rate than those who apply on broad interest alone.