Master of Data Science

先修课程

A bachelor's degree from an accredited institution is required. Minimum coursework: one programming course (preferably C++ or Python), three calculus courses, one linear-algebra course and one introductory probability/statistics course. Applicants submit a supplemental list of completed CS, mathematics and statistics courses; STEM backgrounds are preferred but not mandatory.

TOEFL

最低要求：Min 80 官网原文：The MDS page lists TOEFL iBT 80 and institution code 4859. UCI Graduate Division additionally publishes 4 as the minimum on the updated TOEFL scale starting January 2026. Scores must be valid for two years; the programme follows the applicable UCI scale for the test date.

IELTS

最低要求：Min 7 官网原文：IELTS Academic overall 7.0 with no individual module below 6.0. Scores must be sent electronically by the testing centre and remain valid for two years. A qualifying degree from a WHED-listed institution where English is the sole language of instruction may satisfy the exemption.

GRE / GMAT

统一结论：Waived 官网原文：Others: the live Fall 2027 admissions page contains a GRE-waiver/no-review note expressly limited through the Fall 2026 admissions cycle and does not state the current Fall 2027 GRE policy. The expired scope is not silently extended.

GRE Subject

Others: no current Fall 2027 GRE Subject Test policy is published.

成绩认证

Not required: applicants upload unofficial transcripts from every institution for initial review and submit official transcripts only after admission and enrollment intent. No WES, ECE or other external course-by-course evaluation is required on the programme or UCI international-applicant pages.

Writing Sample

Required materials include unofficial transcripts, three academic and/or professional recommendations, Personal History Statement, Statement of Purpose, supplemental coursework list and language results where applicable. Relevant portfolio, GitHub or Kaggle evidence is strongly encouraged but not mandatory. Current UCI fee: $135 for U.S. citizens/permanent residents and $155 for other applicants.

项目时长

Accelerated 15-month, five-quarter programme delivered in person. The programme is not available in hybrid or online form. Full-time and a programme-described part-time pathway exist for fee assessment, while the published admissions route emphasizes the 15-month full-time cohort.

秋季截止日期

Fall 2027: January 15, 2027 for international applicants; March 15, 2027 for domestic applicants. The application opens October 2026, and the programme encourages early submission.

春季截止日期

Not offered: the official admissions FAQ explicitly states that MDS admits only for Fall entry.