BA in Mathematics & Computer Science at Boston University

Programme overview

Mathematics, statistics, and computer science are the subjects making up the "Mathematical Sciences.” The joint major in Mathematics & Computer Science allows students to explore all of these related disciplines and is appropriate for Mathematics majors with an interest in applications in computer science and Computer Science majors wishing to have more breadth in foundations and applications.

Faculty: College of Arts & Sciences | Study mode: full-time | Location: Boston, MA, United States

What you will study

Unless otherwise noted, all required courses are 4 unit hours. The following courses have to be taken at Boston University and cannot be transferred: CS320, CS332, CS350. CAS CS 111 and CS 112 Introduction to Computer Science I & II, or equivalent

Official programme page

Application information

USD 73,024 a year (2026-27). Full-time undergraduate tuition for 2026/2027, stated as the standard University undergraduate tuition rate; also listed as full-time tuition $73,024 per year on the Student Financials rate page. Tuition only: excludes fees, housing, dining, books and hea Source

First-year entry is September (Fall); Early Decision is binding for September admission. Transfer entry is September or January, and some programmes do not offer January admission.

First-year Regular Decision application and CSS Profile/FAFSA are due January 5; merit scholarship applications are due December 1; the enrollment deposit is due May 1. Early Decision applications are due November 2 (notification December 14); Early Decision 2 applications are due January 5 (notification February 8). Transfer applications are due March 15 for September and November 2 for January.

Apply through the Common Application or the QuestBridge Application. The application fee is $80, paid through the Common Application (fee waivers available). BU is test optional for first-year applicants applying through fall 2028 and spring 2029; international applicants submit TOEFL iBT, IELTS or the Duolingo English Test. SAT/ACT is not required for transfer admission.

Apply through the official page: https://www.bu.edu/admissions/

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